Bump Version number and Update CHANGELOG

Change-Id: I24e35675eff39fb39cc5363ec4277cf1e18c2c04
GitHub: https://github.com/wikimedia/apps-android-commons/pull/31
Initial move to Holo Light than Holo Dark

Change-Id: I80d048e47b6c0458e53f57e7634909d411464f8b
FIXME: Add better icons
Remove padding for multiple uploads

Change-Id: Ic4241f28f3368bc8f245c071108b0f9fd266c114
Make the testwiki/commonswiki distinction be a bit more prominent

Change-Id: I542b8670285f566f31cef18a4f7ca00b0de024dc