Update Crashlytics to version 2.2.2
[Podspec] Version 2.2.2
Merge pull request #11 from phatblat/pr/2.2.2

Update Crashlytics to version 2.2.2
Crashlytics.framework update

Updated the Crashlytics.framework file to support the -groupAliases
parameter added to the submit script (Crashlytics.framework/submit).
Merge pull request #15 from cyupa/master

Crashlytics.framework update