Revert "v1.5.7-alpha.0"

This reverts commit f232857.

Author: rwblair

bids-validator-web/package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "bids-validator-web",
-  "version": "1.5.7-alpha.0",
+  "version": "1.5.6",
   "description": "web client for bids-validator",
   "main": "index.js",
   "license": "MIT",

bids-validator-web/package.json

@@ -1,6 +1,6 @@
 {
   "name": "bids-validator",
-  "version": "1.5.7-alpha.0",
+  "version": "1.5.6",
   "description": "",
   "main": "index.js",
   "repository": {

bids-validator/package-lock.json

@@ -3,5 +3,5 @@
     "bids-validator",
     "bids-validator-web"
   ],
-  "version": "1.5.7-alpha.0"
+  "version": "1.5.6"
 }