Made sponsorlist activity look like speakerlist activity.  Not sure why there's no data. Perhaps there's no php page for sponsors?
Merge branch 'master' into richard_dev

Conflicts:
	TedXEventApp/src/main/java/com/tedx/capetown/app/presentation/activity/AgendaActivity.java
	TedXEventApp/src/main/java/com/tedx/capetown/app/presentation/activity/SpeakerListActivity.java
	TedXEventApp/src/main/java/com/tedx/capetown/app/presentation/adapter/SpeakerListAdapter.java