Merge pull request #2034 from baoilleach/bumpversion

Bump version to 3.0.0a2

CMakeLists.txt

@@ -20,7 +20,7 @@ include (CheckCXXCompilerFlag)
 # had too many 1.100.1 releases. :-)
 set(BABEL_MAJ_VER   3)
 set(BABEL_MIN_VER   0)
-set(BABEL_PATCH_VER a1)
+set(BABEL_PATCH_VER 0a2)
 
 # This should be phased out in preference for just using the target name
 set(BABEL_LIBRARY openbabel)