UI ADJUSTMENTS

- Adjusted padding on operation controls
- Removed active state for + and - buttons to prevent background colour sticking
- Adjusted placement of animated keyframes on selector page
Merge branch 'master' of https://github.com/sparkrevolutions/arithmetick2

Conflicts:
	cordova/platforms/ios/www/javascripts/app.js.map
	cordova/platforms/ios/www/stylesheets/app.css
	cordova/platforms/ios/www/stylesheets/app.css.map
	cordova/platforms/ios/www/test/javascripts/tests.js.map
	cordova/www/javascripts/app.js.map
	cordova/www/stylesheets/app.css
	cordova/www/stylesheets/app.css.map
	cordova/www/test/javascripts/tests.js.map