Fix MainActivity code
Move to sdk 21 and support library 21
Change view of fragments related with wallets
Pixel perfect WalletDetailsFragment

Conflicts:
	WalletPlus/src/main/java/info/korzeniowski/walletplus/ui/wallet/list/WalletListFragment.java
	WalletPlus/src/main/res/layout/wallet_details.xml
Wallet Fragment State class and better pixels
Better state handling.
Apply hotfix
First Robolectric UI test
Dagger database module with mockServices, more Robolectric tests for Wallet Details Fragment
Merge branch 'develop'