unit tests now pass when running on 64 bit simulators
Fixing all the warnings!
Merge pull request #138 from jcarroll3/master

unit tests now pass when running on 64 bit simulators
Merge pull request #139 from jcarroll3/signedFixes

Signed fixes
Merge branch 'master' of https://github.com/project-imas/encrypted-core-data into Master(JC)
Removed personal code