chore(package.json): remove unused grunt-jasmine-node

At least, it looks unused.

Author: thorn0

package.json

@@ -41,7 +41,6 @@
     "grunt-contrib-copy": "~0.6.0",
     "grunt-contrib-jshint": "~0.10.0",
     "grunt-ddescribe-iit": "~0.0.1",
-    "grunt-jasmine-node": "git://github.com/vojtajina/grunt-jasmine-node.git#fix-grunt-exit-code",
     "grunt-jscs": "^2.1.0",
     "grunt-merge-conflict": "~0.0.1",
     "grunt-shell": "~1.1.1",