added gitignore for test project, updated libCrittercismUnity.a for Plugins folder, removed deprecated methods from CrittercismIOS.cs
oops, missed the dll method signature connectors
removed obsolete tests in TestGUI, cleaned up deprecated methods in CrittercismIOS.cs
removed unnecessary Crittercism lib, cleaned up TestGUI in Plugins
updated TestIOS scripts to reflect latest changes to plugin