Updated dependencies to be compatible with Magento 2.3

Author: bob

composer.json

@@ -2,18 +2,18 @@
   "name": "mailplus/mailplus-connector",
   "description": "The MailPlus connector for magento 2",
   "type": "magento2-module",
-  "version": "1.4.6",
+  "version": "1.4.7",
   "license": [
     "OSL-3.0"
   ],
   "require": {
-    "php": "~5.5.0|~5.6.0|~7.0.0|~7.1.0",
+    "php": "~5.5.0|~5.6.0|~7.0.0|~7.1.0|~7.2.0",
     "magento/magento-composer-installer": "*",
-    "magento/framework": "^101.0",
-    "magento/module-newsletter": "^100.0",
-    "magento/module-quote": "^101.0",
-    "magento/module-sales": "^101.0",
-    "magento/module-webapi": "^100.0"
+    "magento/framework": ">=100.1.0",
+    "magento/module-newsletter": ">=100.0",
+    "magento/module-quote": ">=101.0",
+    "magento/module-sales": ">=101.0",
+    "magento/module-webapi": ">=100.0"
   },
   "autoload": {
     "files": [