ChartGradeActivity: all grades or grades of a program can be visualized
in a column/pie chart by using google chart tools
commit issues
Merge remote-tracking branch 'Remote/TCA-Team' into TCA-Team

Conflicts:
	TumCampusApp/AndroidManifest.xml
	TumCampusApp/bin/TumCampusApp.apk
	TumCampusApp/bin/classes.dex
	TumCampusApp/bin/classes/de/tum/in/tumcampusapp/R$string.class
	TumCampusApp/bin/classes/de/tum/in/tumcampusapp/R$style.class
	TumCampusApp/bin/classes/de/tum/in/tumcampusapp/R$xml.class
	TumCampusApp/bin/classes/de/tum/in/tumcampusapp/activities/CalendarActivity.class
	TumCampusApp/bin/classes/de/tum/in/tumcampusapp/activities/FeedsActivity.class
	TumCampusApp/bin/classes/de/tum/in/tumcampusapp/activities/GradesActivity$1.class
	TumCampusApp/bin/classes/de/tum/in/tumcampusapp/activities/GradesActivity.class
	TumCampusApp/bin/classes/de/tum/in/tumcampusapp/activities/PersonsDetailsActivity.class
	TumCampusApp/bin/classes/de/tum/in/tumcampusapp/activities/PlansActivity.class
	TumCampusApp/bin/classes/de/tum/in/tumcampusapp/fragments/CafeteriaDetailsSectionFragment.class
	TumCampusApp/bin/classes/de/tum/in/tumcampusapp/fragments/CalendarSectionFragment.class
	TumCampusApp/bin/resources.ap_
	TumCampusApp/gen/de/tum/in/tumcampusapp/R.java
	TumCampusApp/res/values/strings.xml