A fresh start
Update buildToolsVersion to 19.1.0
Enable runProguard for release builds
Append Git hash to version names
Add gradle files to .gitignore
Depend on okhttp
Parse Pixiv IDs from source URLs
Create abstract class for API clients
Fetch lower resolution images on slow networks and small screens
Refactor BaseAPIClient into interface
Bump buildToolsVersion
Add Image and Tag objects
Fix SDK versions
Add static method for converting Tag arrays into Strings
Minor reformatting
Add SearchResult object
Add #getDefaultQuery() to the SearchClient interface
Don't filter tags searched for by the user
Enable Java 1.7 features
Add Internet permission