SSZipArchive static library target added.
Renamed example app target.
Merge pull request #1 from NickyWeber/static_lib_target

SSZipArchive static library target added.
Prefix header reference removed from project.
Merge pull request #2 from NickyWeber/bugfix/compile_error_prefix_header_missing

Prefix header reference removed from project.
Add additional platform targets (SpriteBuilder issue #888)
Add missing file to sources
Merge pull request #3 from collinjackson/master

Add additional platform targets (SpriteBuilder issue #888)