feat(core): update to angular 7

BREAKING CHANGE: Library updates to angular v7. No user API changes.

package.json

@@ -50,19 +50,19 @@
     "node": ">=6.0.0"
   },
   "peerDependencies": {
-    "@angular/common": "^6.0.0",
-    "@angular/core": "^6.0.0",
-    "rxjs": "^6.0.0",
-    "tslib": "^1.0.0"
+    "@angular/common": "^7.0.0",
+    "@angular/core": "^7.0.0",
+    "rxjs": "^6.3.3",
+    "tslib": "^1.9.3"
   },
   "devDependencies": {
-    "@angular/common": "^6.0.0",
-    "@angular/compiler": "^6.0.0",
-    "@angular/compiler-cli": "^6.0.0",
-    "@angular/core": "^6.0.0",
-    "@angular/platform-browser": "^6.0.0",
-    "@angular/platform-browser-dynamic": "^6.0.0",
-    "@angular/platform-server": "^6.0.0",
+    "@angular/common": "^7.0.0",
+    "@angular/compiler": "^7.0.0",
+    "@angular/compiler-cli": "^7.0.0",
+    "@angular/core": "^7.0.0",
+    "@angular/platform-browser": "^7.0.0",
+    "@angular/platform-browser-dynamic": "^7.0.0",
+    "@angular/platform-server": "^7.0.0",
     "@commitlint/cli": "^7.1.2",
     "@commitlint/config-conventional": "^7.1.2",
     "@starptech/prettyhtml": "^0.3.3",
@@ -96,7 +96,7 @@
     "tslib": "^1.9.0",
     "tslint": "^5.10.0",
     "tslint-loader": "^3.6.0",
-    "typescript": "~2.7.2",
+    "typescript": "~3.1.3",
     "uglify-js": "^3.3.24",
     "webpack": "^4.8.1",
     "webpack-dev-server": "^3.1.4",