Merge pull request #4 from spwntr/master

Steve and Matt
Prevent activity destruction on config change; removed unused overrides; added action bar title; modified model per latest schema; modified api client per latest api; styled buttons; removed unused strings.
Steve | used Joda to fix months greater than 12.

Merge branch 'master' of https://github.com/Redpoint/roadmap-space-app-client into origin/master

Conflicts:
	spacemissionroadmap/src/main/java/org/spaceappschallenge/spacemission/roadmap/mgf/model/Mission.java
	spacemissionroadmap/src/main/java/org/spaceappschallenge/spacemission/roadmap/mgf/service/DataSource.java
	spacemissionroadmap/src/main/java/org/spaceappschallenge/spacemission/roadmap/mgf/utilities/ViewHolder.java