Added angularjs and angular-mocks.
Added underscore
Moved Karma configuraion out of Gruntfile to karma.conf.js
First code: generate a polygon string suitable for an SVG polygon from an array of points.
Improved specs for polygon_string.
Skeleton specs for key event handlers.
Merge branch 'master' of github.com:JeffWaltzer/yet-another-space-war

Conflicts:
	angular/Gruntfile.js

Merged changes to Gruntfile.