Colored legs
Different colors for trains
Clickable walk steps that center map
Delete some stuff
Loading indicator for geocoding
Replace lines per new itinerary'
Merge branch 'master' of github.com:cassiewang/pasaHero

Conflicts:
	Pasahero/src/com/pasahero/android/ItineraryFragment.java
	Pasahero/src/com/pasahero/android/ItineraryFragmentInterface.java
	Pasahero/src/com/pasahero/android/Leg.java
	Pasahero/src/com/pasahero/android/PasaheroMapActivity.java