Xcode++
++expecta
++libextobjc
++specta
++specta again.
Merge remote-tracking branch 'origin/master' into xcode46
Merge pull request #58 from github/xcode46

Xcode ++ and bump expecta, specta and libextobjc.
++xcconfigs
added -mtl_anyObjectPassingTest:
++expecta harder
explicitly set stop = YES
Merge pull request #59 from github/any-object

Added -mtl_anyObjectPassingTest:
Merge branch 'mantleGithub'