put salamati specific plugins in app directory, not in gxp, clean up i18n
fix up whitespace, convention is 4 spaces
Merge remote-tracking branch 'bart/cleangxp'

Conflicts:
	webapp/src/app/app.js
	webapp/src/app/salamatiLocale/en.js
	webapp/src/app/salamatiLocale/es.js
before reverting angularjs stuff
reverted commit that added angularjs stuff