added image resources for now
new listener function to know when the tile loading is starting
allow to start without a mapId
android library project files
added okhttp
updated ignores
default mapId
Merge branch 'master' of github.com:mapbox/mapbox-android-sdk

Conflicts:
	MapboxAndroidSDK/src/main/java/com/mapbox/mapboxsdk/views/MapView.java
fully support float zoom value. Right now when in between int value the tile is scaled and so not as sharp in the lowest zoom (to see the full map). Not sure how to solve this ...
missing from last commit
use old okhttp lib as 1.50 seems to be buggy
if asking boundingbox when not size yet, return scrollable box
boundingbox support
missing from last commit
make url protected
first center imp, still needing definition
get json info on mapbox map
what the point of this?
allow to create a mapview without tilesource
fixes animation to non integer values