Increment RC in version tag.

Author: GrahamDumpleton

src/wrapt/__init__.py

@@ -2,7 +2,7 @@
 Wrapt is a library for decorators, wrappers and monkey patching.
 """
 
-__version_info__ = ("2", "2", "0", "rc2")
+__version_info__ = ("2", "2", "0", "rc3")
 __version__ = ".".join(__version_info__)
 
 from .__wrapt__ import (