added basic route structure
added main routes, to language and words creation and display
controllers moved to specific folder
ignores resulting app.js file
concat task added with watch, in order to produce a new package with any js change
jassmine dependency added to bower file
some README.md improvement, more game rules specifications
folder with local copies from some external libs (cdn lib) ignored
npm log ignored
game service added
services folder added to grunt file
added some little help in gruntfile.js