diff --git a/server/package-lock.json b/server/package-lock.json
index 1095ae8..1caf823 100644
--- a/server/package-lock.json
+++ b/server/package-lock.json
@@ -894,6 +894,46 @@
         }
       }
     },
+    "@fimbul/bifrost": {
+      "version": "0.21.0",
+      "resolved": "https://registry.npmjs.org/@fimbul/bifrost/-/bifrost-0.21.0.tgz",
+      "integrity": "sha512-ou8VU+nTmOW1jeg+FT+sn+an/M0Xb9G16RucrfhjXGWv1Q97kCoM5CG9Qj7GYOSdu7km72k7nY83Eyr53Bkakg==",
+      "dev": true,
+      "requires": {
+        "@fimbul/ymir": "^0.21.0",
+        "get-caller-file": "^2.0.0",
+        "tslib": "^1.8.1",
+        "tsutils": "^3.5.0"
+      },
+      "dependencies": {
+        "get-caller-file": {
+          "version": "2.0.5",
+          "resolved": "https://registry.npmjs.org/get-caller-file/-/get-caller-file-2.0.5.tgz",
+          "integrity": "sha512-DyFP3BM/3YHTQOCUL/w0OZHR0lpKeGrxotcHWcqNEdnltqFwXVfhEBQ94eIo34AfQpo0rGki4cyIiftY06h2Fg==",
+          "dev": true
+        },
+        "tsutils": {
+          "version": "3.21.0",
+          "resolved": "https://registry.npmjs.org/tsutils/-/tsutils-3.21.0.tgz",
+          "integrity": "sha512-mHKK3iUXL+3UF6xL5k0PEhKRUBKPBCv/+RkEOpjRWxxx27KKRBmmA60A9pgOUvMi8GKhRMPEmjBRPzs2W7O1OA==",
+          "dev": true,
+          "requires": {
+            "tslib": "^1.8.1"
+          }
+        }
+      }
+    },
+    "@fimbul/ymir": {
+      "version": "0.21.0",
+      "resolved": "https://registry.npmjs.org/@fimbul/ymir/-/ymir-0.21.0.tgz",
+      "integrity": "sha512-T/y7WqPsm4n3zhT08EpB5sfdm2Kvw3gurAxr2Lr5dQeLi8ZsMlNT/Jby+ZmuuAAd1PnXYzKp+2SXgIkQIIMCUg==",
+      "dev": true,
+      "requires": {
+        "inversify": "^5.0.0",
+        "reflect-metadata": "^0.1.12",
+        "tslib": "^1.8.1"
+      }
+    },
     "@jest/console": {
       "version": "24.7.1",
       "resolved": "https://registry.npmjs.org/@jest/console/-/console-24.7.1.tgz",
@@ -1453,7 +1493,6 @@
       "version": "1.0.10",
       "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
       "integrity": "sha512-o5Roy6tNG4SL/FOkCAN6RzjiakZS25RLYFrcMttJqbdd8BWrnA+fGz57iN5Pb06pvBGvl5gQ0B48dJlslXvoTg==",
-      "dev": true,
       "requires": {
         "sprintf-js": "1.0.3"
       }
@@ -1630,8 +1669,7 @@
     "balanced-match": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.0.tgz",
-      "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c=",
-      "dev": true
+      "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c="
     },
     "base": {
       "version": "0.11.2",
@@ -1801,7 +1839,6 @@
       "version": "1.1.11",
       "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
       "integrity": "sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==",
-      "dev": true,
       "requires": {
         "balanced-match": "1.0.0",
         "concat-map": "0.0.1"
@@ -2161,8 +2198,7 @@
     "concat-map": {
       "version": "0.0.1",
       "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
-      "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=",
-      "dev": true
+      "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s="
     },
     "configstore": {
       "version": "3.1.2",
@@ -3315,8 +3351,7 @@
     "fs.realpath": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz",
-      "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8=",
-      "dev": true
+      "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8="
     },
     "fsevents": {
       "version": "1.2.9",
@@ -3338,7 +3373,8 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -3359,12 +3395,14 @@
         "balanced-match": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "balanced-match": "1.0.0",
             "concat-map": "0.0.1"
@@ -3379,17 +3417,20 @@
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "concat-map": {
           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -3506,7 +3547,8 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.5",
@@ -3518,6 +3560,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "1.0.1"
           }
@@ -3532,6 +3575,7 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "1.1.11"
           }
@@ -3539,12 +3583,14 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.3.5",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "5.1.2",
             "yallist": "3.0.3"
@@ -3563,6 +3609,7 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -3643,7 +3690,8 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -3655,6 +3703,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1.0.2"
           }
@@ -3740,7 +3789,8 @@
         "safe-buffer": {
           "version": "5.1.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -3776,6 +3826,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "code-point-at": "1.1.0",
             "is-fullwidth-code-point": "1.0.0",
@@ -3795,6 +3846,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "2.1.1"
           }
@@ -3838,12 +3890,14 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -3901,7 +3955,6 @@
       "version": "7.1.4",
       "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.4.tgz",
       "integrity": "sha512-hkLPepehmnKk41pUGm3sYxoFs/umurYfYJCerbXEyFIWcAzvpipAgVkBqqT9RBKMGjnq6kMuyYwha6csxbiM1A==",
-      "dev": true,
       "requires": {
         "fs.realpath": "1.0.0",
         "inflight": "1.0.6",
@@ -4227,7 +4280,6 @@
       "version": "1.0.6",
       "resolved": "https://registry.npmjs.org/inflight/-/inflight-1.0.6.tgz",
       "integrity": "sha1-Sb1jMdfQLQwJvJEKEHW6gWW1bfk=",
-      "dev": true,
       "requires": {
         "once": "1.4.0",
         "wrappy": "1.0.2"
@@ -4295,6 +4347,12 @@
         "loose-envify": "1.4.0"
       }
     },
+    "inversify": {
+      "version": "5.1.1",
+      "resolved": "https://registry.npmjs.org/inversify/-/inversify-5.1.1.tgz",
+      "integrity": "sha512-j8grHGDzv1v+8T1sAQ+3boTCntFPfvxLCkNcxB1J8qA0lUN+fAlSyYd+RXKvaPRL4AGyPxViutBEJHNXOyUdFQ==",
+      "dev": true
+    },
     "invert-kv": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/invert-kv/-/invert-kv-2.0.0.tgz",
@@ -5817,7 +5875,6 @@
       "version": "3.0.4",
       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.4.tgz",
       "integrity": "sha512-yJHVQEhyqPLUTgt9B83PXu6W3rx4MvvHvSUvToogpwoGDOUQ+yDrR0HRot+yOCdCO7u4hX3pWft6kWBBcqh0UA==",
-      "dev": true,
       "requires": {
         "brace-expansion": "1.1.11"
       }
@@ -6204,7 +6261,6 @@
       "version": "1.4.0",
       "resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
       "integrity": "sha1-WDsap3WWHUsROsF9nFC6753Xa9E=",
-      "dev": true,
       "requires": {
         "wrappy": "1.0.2"
       }
@@ -6448,8 +6504,7 @@
     "path-is-absolute": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.1.tgz",
-      "integrity": "sha1-F0uSaHNVNP+8es5r9TpanhtcX18=",
-      "dev": true
+      "integrity": "sha1-F0uSaHNVNP+8es5r9TpanhtcX18="
     },
     "path-is-inside": {
       "version": "1.0.2",
@@ -6552,6 +6607,12 @@
       "integrity": "sha1-1PRWKwzjaW5BrFLQ4ALlemNdxtw=",
       "dev": true
     },
+    "prettier": {
+      "version": "1.19.1",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-1.19.1.tgz",
+      "integrity": "sha512-s7PoyDv/II1ObgQunCbB9PdLmUcBZcnWOcxDh7O0N/UwDEsHyqkW+Qh28jW+mVuCdx7gLB0BotYI1Y6uI9iyew==",
+      "dev": true
+    },
     "pretty-format": {
       "version": "24.8.0",
       "resolved": "https://registry.npmjs.org/pretty-format/-/pretty-format-24.8.0.tgz",
@@ -7480,14 +7541,14 @@
       "integrity": "sha512-hczmV6bDgdaEbVqhAeVMM/jfUfzuEZHsQg6eOmLgJht6G3mPKMxYm75w2+qhAQZ+4X+1+ATZ+QFKeOZD5riHng==",
       "requires": {
         "component-emitter": "1.2.1",
-        "debug": "3.1.0",
+        "debug": "~3.1.0",
         "isarray": "2.0.1"
       },
       "dependencies": {
         "component-emitter": {
           "version": "1.2.1",
           "resolved": "https://registry.npmjs.org/component-emitter/-/component-emitter-1.2.1.tgz",
-          "integrity": "sha1-E3kY1teCg/ffemt8WmPhQOaUJeY="
+          "integrity": "sha512-jPatnhd33viNplKjqXKRkGU345p263OIWzDL2wH3LGIGp5Kojo+uXizHmOADRvhGFFTnJqX3jBAKP6vvmSDKcA=="
         },
         "debug": {
           "version": "3.1.0",
@@ -7500,7 +7561,7 @@
         "isarray": {
           "version": "2.0.1",
           "resolved": "https://registry.npmjs.org/isarray/-/isarray-2.0.1.tgz",
-          "integrity": "sha1-o32U7ZzaLVmGXJ92/llu4fM4dB4="
+          "integrity": "sha512-c2cu3UxbI+b6kR3fy0nRnAhodsvR9dx7U5+znCOzdj6IfP3upFURTr0Xl5BlQZNKZjEtxrmVyfSdeE3O57smoQ=="
         }
       }
     },
@@ -7587,8 +7648,7 @@
     "sprintf-js": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
-      "integrity": "sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw=",
-      "dev": true
+      "integrity": "sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw="
     },
     "sqlstring": {
       "version": "2.3.1",
@@ -8112,6 +8172,98 @@
         }
       }
     },
+    "tslint-config-airbnb": {
+      "version": "5.11.2",
+      "resolved": "https://registry.npmjs.org/tslint-config-airbnb/-/tslint-config-airbnb-5.11.2.tgz",
+      "integrity": "sha512-mUpHPTeeCFx8XARGG/kzYP4dPSOgoCqNiYbGHh09qTH8q+Y1ghsOgaeZKYYQT7IyxMos523z/QBaiv2zKNBcow==",
+      "dev": true,
+      "requires": {
+        "tslint-consistent-codestyle": "^1.14.1",
+        "tslint-eslint-rules": "^5.4.0",
+        "tslint-microsoft-contrib": "~5.2.1"
+      }
+    },
+    "tslint-consistent-codestyle": {
+      "version": "1.16.0",
+      "resolved": "https://registry.npmjs.org/tslint-consistent-codestyle/-/tslint-consistent-codestyle-1.16.0.tgz",
+      "integrity": "sha512-ebR/xHyMEuU36hGNOgCfjGBNYxBPixf0yU1Yoo6s3BrpBRFccjPOmIVaVvQsWAUAMdmfzHOCihVkcaMfimqvHw==",
+      "dev": true,
+      "requires": {
+        "@fimbul/bifrost": "^0.21.0",
+        "tslib": "^1.7.1",
+        "tsutils": "^2.29.0"
+      }
+    },
+    "tslint-eslint-rules": {
+      "version": "5.4.0",
+      "resolved": "https://registry.npmjs.org/tslint-eslint-rules/-/tslint-eslint-rules-5.4.0.tgz",
+      "integrity": "sha512-WlSXE+J2vY/VPgIcqQuijMQiel+UtmXS+4nvK4ZzlDiqBfXse8FAvkNnTcYhnQyOTW5KFM+uRRGXxYhFpuBc6w==",
+      "dev": true,
+      "requires": {
+        "doctrine": "0.7.2",
+        "tslib": "1.9.0",
+        "tsutils": "^3.0.0"
+      },
+      "dependencies": {
+        "doctrine": {
+          "version": "0.7.2",
+          "resolved": "https://registry.npmjs.org/doctrine/-/doctrine-0.7.2.tgz",
+          "integrity": "sha512-qiB/Rir6Un6Ad/TIgTRzsremsTGWzs8j7woXvp14jgq00676uBiBT5eUOi+FgRywZFVy5Us/c04ISRpZhRbS6w==",
+          "dev": true,
+          "requires": {
+            "esutils": "^1.1.6",
+            "isarray": "0.0.1"
+          }
+        },
+        "esutils": {
+          "version": "1.1.6",
+          "resolved": "https://registry.npmjs.org/esutils/-/esutils-1.1.6.tgz",
+          "integrity": "sha512-RG1ZkUT7iFJG9LSHr7KDuuMSlujfeTtMNIcInURxKAxhMtwQhI3NrQhz26gZQYlsYZQKzsnwtpKrFKj9K9Qu1A==",
+          "dev": true
+        },
+        "isarray": {
+          "version": "0.0.1",
+          "resolved": "https://registry.npmjs.org/isarray/-/isarray-0.0.1.tgz",
+          "integrity": "sha512-D2S+3GLxWH+uhrNEcoh/fnmYeP8E8/zHl644d/jdA0g2uyXvy3sb0qxotE+ne0LtccHknQzWwZEzhak7oJ0COQ==",
+          "dev": true
+        },
+        "tslib": {
+          "version": "1.9.0",
+          "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.9.0.tgz",
+          "integrity": "sha512-f/qGG2tUkrISBlQZEjEqoZ3B2+npJjIf04H1wuAv9iA8i04Icp+61KRXxFdha22670NJopsZCIjhC3SnjPRKrQ==",
+          "dev": true
+        },
+        "tsutils": {
+          "version": "3.21.0",
+          "resolved": "https://registry.npmjs.org/tsutils/-/tsutils-3.21.0.tgz",
+          "integrity": "sha512-mHKK3iUXL+3UF6xL5k0PEhKRUBKPBCv/+RkEOpjRWxxx27KKRBmmA60A9pgOUvMi8GKhRMPEmjBRPzs2W7O1OA==",
+          "dev": true,
+          "requires": {
+            "tslib": "^1.8.1"
+          }
+        }
+      }
+    },
+    "tslint-microsoft-contrib": {
+      "version": "5.2.1",
+      "resolved": "https://registry.npmjs.org/tslint-microsoft-contrib/-/tslint-microsoft-contrib-5.2.1.tgz",
+      "integrity": "sha512-PDYjvpo0gN9IfMULwKk0KpVOPMhU6cNoT9VwCOLeDl/QS8v8W2yspRpFFuUS7/c5EIH/n8ApMi8TxJAz1tfFUA==",
+      "dev": true,
+      "requires": {
+        "tsutils": "^2.27.2 <2.29.0"
+      },
+      "dependencies": {
+        "tsutils": {
+          "version": "2.28.0",
+          "resolved": "https://registry.npmjs.org/tsutils/-/tsutils-2.28.0.tgz",
+          "integrity": "sha512-bh5nAtW0tuhvOJnx1GLRn5ScraRLICGyJV5wJhtRWOLsxW70Kk5tZtpK3O/hW6LDnqKS9mlUMPZj9fEMJ0gxqA==",
+          "dev": true,
+          "requires": {
+            "tslib": "^1.8.1"
+          }
+        }
+      }
+    },
     "tsutils": {
       "version": "2.29.0",
       "resolved": "https://registry.npmjs.org/tsutils/-/tsutils-2.29.0.tgz",
@@ -8579,8 +8731,7 @@
     "wrappy": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
-      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
-      "dev": true
+      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8="
     },
     "write": {
       "version": "1.0.3",
@@ -8638,6 +8789,15 @@
       "resolved": "https://registry.npmjs.org/yallist/-/yallist-2.1.2.tgz",
       "integrity": "sha1-HBH5IY8HYImkfdUS+TxmmaaoHVI="
     },
+    "yamljs": {
+      "version": "0.3.0",
+      "resolved": "https://registry.npmjs.org/yamljs/-/yamljs-0.3.0.tgz",
+      "integrity": "sha512-C/FsVVhht4iPQYXOInoxUM/1ELSf9EsgKH34FofQOp6hwCPrW4vG4w5++TED3xRUo8gD7l0P1J1dLlDYzODsTQ==",
+      "requires": {
+        "argparse": "^1.0.7",
+        "glob": "^7.0.5"
+      }
+    },
     "yargs": {
       "version": "12.0.5",
       "resolved": "https://registry.npmjs.org/yargs/-/yargs-12.0.5.tgz",
diff --git a/server/yarn.lock b/server/yarn.lock
index 0dc7702..f7b0731 100644
--- a/server/yarn.lock
+++ b/server/yarn.lock
@@ -3815,8 +3815,8 @@ ms@2.1.1:
   resolved "https://registry.yarnpkg.com/ms/-/ms-2.1.1.tgz#30a5864eb3ebb0a66f2ebe6d727af06a09d86e0a"
 
 ms@^2.1.1:
-  version "2.1.2"
-  resolved "https://registry.yarnpkg.com/ms/-/ms-2.1.2.tgz#d09d1f357b443f493382a8eb3ccd183872ae6009"
+  version "2.1.3"
+  resolved "https://registry.yarnpkg.com/ms/-/ms-2.1.3.tgz#574c8138ce1d2b5861f0b44579dbadd60c6615b2"
 
 mute-stream@0.0.7:
   version "0.0.7"