fix finishing transaction when error
move UITableView categories to separate folder
code style fix
add C-style helper function "performAsyncRequestOnMainThreadWithBlock" to run tests on main thread
change usging old style "allocWithZone:" to "alloc" method
add C-style helper function "performAsyncRequestOnMainThreadWithBlock" to run tests on main thread
code style fix
fix nil error issue and access forbidden
Fix issue - https://github.com/EmbeddedSources/iAsync/issues/14