Add support for PHP 7.3

Author: srenon

composer.json

@@ -9,12 +9,12 @@
         "admin reindex"
     ],
     "require": {
-        "php": "~5.6.0|7.0.2|7.0.4|~7.0.6|~7.1.0|~7.1.3|~7.2.0",
+        "php": "~5.6.0|7.0.2|7.0.4|~7.0.6|~7.1.0|~7.1.3|~7.2.0|~7.3.0",
         "magento/module-backend": "100.0.*|100.1.*|100.2.*|101.0.*",
         "magento/framework": "100.0.*|100.1.*|101.0.*|102.0.*"
     },
     "type": "magento2-module",
-    "version": "1.0.7",
+    "version": "1.0.8",
     "license": [
         "proprietary"
     ],