chore: remove systemjs

Author: filipesilva

addon/ng2/blueprints/ng2/files/__path__/system-config.ts

@@ -23,7 +23,6 @@
     "@angular/router": "3.0.0-beta.2",
     "core-js": "^2.4.0",
     "rxjs": "5.0.0-beta.6",
-    "systemjs": "0.19.26",
     "ts-helpers": "^1.1.1",
     "zone.js": "0.6.12"
   },

addon/ng2/blueprints/ng2/files/config/karma-test-shim.js

@@ -89,7 +89,6 @@
     "stylus": "^0.54.5",
     "stylus-loader": "^2.1.0",
     "symlink-or-copy": "^1.0.3",
-    "systemjs-builder": "0.15.17",
     "ts-helpers": "^1.1.1",
     "ts-loader": "^0.8.2",
     "tslint": "^3.11.0",