refactor(project): updated angular to v6.0.2

Author: AnthonyNahas

demo/package-lock.json

@@ -32,20 +32,20 @@
     "check-travis": " travis-status --repo=anthonynahas/ngx-material-password-strength --branch=master --fail-pending || echo 'Not yet passing'"
   },
   "dependencies": {
-    "@angular/animations": "6.0.1",
+    "@angular/animations": "6.0.2",
     "@angular/cdk": "6.0.2",
-    "@angular/common": "6.0.1",
-    "@angular/core": "6.0.1",
+    "@angular/common": "6.0.2",
+    "@angular/core": "6.0.2",
     "@angular/material": "6.0.2"
   },
   "devDependencies": {
     "@angular-devkit/schematics": "^0.6.1",
-    "@angular/compiler": "6.0.1",
-    "@angular/compiler-cli": "6.0.1",
-    "@angular/forms": "6.0.1",
-    "@angular/platform-browser": "6.0.1",
-    "@angular/platform-browser-dynamic": "6.0.1",
-    "@angular/platform-server": "6.0.1",
+    "@angular/compiler": "6.0.2",
+    "@angular/compiler-cli": "6.0.2",
+    "@angular/forms": "6.0.2",
+    "@angular/platform-browser": "6.0.2",
+    "@angular/platform-browser-dynamic": "6.0.2",
+    "@angular/platform-server": "6.0.2",
     "@compodoc/gulp-compodoc": "0.0.9",
     "@types/jasmine": "2.5.41",
     "@types/jest": "21.1.9",