Switch to using a navigation drawer
extended i18n system
Add an action bar subtitle
improved description generation
use concrete names when available
Update to latest SDK build tools
Make multicolumn view a landscape only feature on all tablets
Add buildStubObject, which builds a small object reference for cases where it is unwarranted to include the full object
Completely overhaul the main feed and object UI mechanisms. Make the UI more modular, enable multiple different "object display types"

IMP-604 IMP-605 IMP-606 #resolve Implemented
PostActivity: Give a default title of Re: the parent post for replies. No longer have a "comment mode" because that's what the comment reply field is for.
Sync 200 activities at a time. This should be quite a bit faster.
IMP-607 #resolve Only copy actor to author when the verb is post
Pull to Refresh
Integrate the Support-v4/v7 libraries in order to get childFragmentManager support on <4.2 devices. This also brings about rudimentary Gingerbread support.
Add TokenAutoComplete library. This goes towards resolving IMP-48
Delete garbage folder IDEA had generated
StrictMode for debug builds
Find post for object utility
IMP-48 #resolve Activity addressing! We should probably pull down all the user's lists, etc, but this will do for now (+2 squashed commit)

Squashed commit:

[1d1df03] Layouts for person selection

[8598de9] Further parts of the PostActivity upgrade
IMP-619 #resolve Display an error when you don't give a post a body