v27

Features:

• Allow landscape rotation on all activities. Made some changes for usability purposes. Still some rough edges.
• Improve restore speed by 4x
• Enable ProGuard

Fixes:

• Fix bug where restoring from json would lose the first day's entries
• Fix labels not updating when switching between Daily Dozen and 21 Tweaks
• Fix code warnings
• Add activeandroid-3.1.0-SNAPSHOT.jar in attempt to fix #255

Other:

• Remove outdated annotations and version specific layouts
• Update libraries and build dependencies