Improvement: release process should be completely automatic (#81)

* Changed releasing process - wip. #56

* Changed release process + version sync. #56

* Changed release process. #56

* Changed: fs-extra instead of cpr. #56

* Removed: unnecessary use strict from scripts. #56

* Removed unnecessary empty line in script. #56

Author: swistach

.release.json

@@ -6,14 +6,13 @@
   "release_message": true,
   "remote": "origin",
   "pre_commit_commands": [
-    "npm run test"
+    "npm run test",
+    "npm run pre-release"
   ],
   "post_commit_commands": [],
   "post_complete_commands": [
-    "npm publish"
+    "npm publish dist/ce --access public",
+    "npm publish dist/pro --access public"
   ],
-  "files_to_commit": [
-    "./bundles/**/*",
-    "./dist/**/*"
-  ]
-}
+  "files_to_commit": []
+}

lib/ce/package.json

@@ -1,40 +1,6 @@
 {
   "name": "@handsontable/angular",
   "version": "1.0.0-beta4",
-  "description": "Official Angular.io directive for Handsontable",
-  "repository": {
-    "type": "git",
-    "url": "https://github.com/handsontable/angular-handsontable.git"
-  },
-  "author": {
-    "name": "Handsoncode",
-    "email": "hello@handsontable.com"
-  },
-  "keywords": [
-    "angular",
-    "angular2",
-    "angular4",
-    "angular5",
-    "ngx",
-    "handsontable",
-    "data",
-    "grid",
-    "table",
-    "editor",
-    "grid-editor",
-    "data-grid",
-    "data-table",
-    "spreadsheet",
-    "excel",
-    "tabular-data",
-    "edit-cell",
-    "editable-table",
-    "data-spreadsheet"
-  ],
-  "license": "MIT",
-  "bugs": {
-    "url": "https://github.com/handsontable/angular-handsontable/issues"
-  },
   "peerDependencies": {
     "handsontable": "0.35.1",
     "zone.js": "^0.8.19"

lib/pro/package.json

@@ -1,40 +1,6 @@
 {
   "name": "@handsontable-pro/angular",
   "version": "1.0.0-beta4",
-  "description": "Official Angular.io directive for Handsontable",
-  "repository": {
-    "type": "git",
-    "url": "https://github.com/handsontable/angular-handsontable.git"
-  },
-  "author": {
-    "name": "Handsoncode",
-    "email": "hello@handsontable.com"
-  },
-  "keywords": [
-    "angular",
-    "angular2",
-    "angular4",
-    "angular5",
-    "ngx",
-    "handsontable",
-    "data",
-    "grid",
-    "table",
-    "editor",
-    "grid-editor",
-    "data-grid",
-    "data-table",
-    "spreadsheet",
-    "excel",
-    "tabular-data",
-    "edit-cell",
-    "editable-table",
-    "data-spreadsheet"
-  ],
-  "license": "MIT",
-  "bugs": {
-    "url": "https://github.com/handsontable/angular-handsontable/issues"
-  },
   "peerDependencies": {
     "handsontable-pro": "1.15.1",
     "zone.js": "^0.8.19"