Bump minimum angular version to ^4.3.0

Author: mpalourdio

package.json

@@ -27,22 +27,22 @@
     "url": "https://github.com/mpalourdio/ng-http-loader/issues"
   },
   "dependencies": {
-    "@angular/animations": "^4.0.0",
-    "@angular/common": "^4.0.0",
-    "@angular/compiler": "^4.0.0",
-    "@angular/core": "^4.0.0",
-    "@angular/http": "^4.0.0",
-    "@angular/platform-browser": "^4.0.0",
-    "@angular/platform-browser-dynamic": "^4.0.0",
-    "@angular/router": "^4.0.0",
+    "@angular/animations": "^4.3.0",
+    "@angular/common": "^4.3.0",
+    "@angular/compiler": "^4.3.0",
+    "@angular/core": "^4.3.0",
+    "@angular/http": "^4.3.0",
+    "@angular/platform-browser": "^4.3.0",
+    "@angular/platform-browser-dynamic": "^4.3.0",
+    "@angular/router": "^4.3.0",
     "core-js": "^2.4.1",
     "rxjs": "^5.1.0",
     "zone.js": "^0.8.9"
   },
   "devDependencies": {
     "@angular/cli": "^1.2.0",
-    "@angular/compiler-cli": "^4.0.0",
-    "@angular/language-service": "^4.0.0",
+    "@angular/compiler-cli": "^4.3.0",
+    "@angular/language-service": "^4.3.0",
     "@types/jasmine": "~2.5.53",
     "@types/jasminewd2": "~2.0.2",
     "@types/node": "~6.0.60",