Before pulling master again
updated to cocoapods 0.18
Merge branch 'master' of git://github.com/BrisbaneCocoaHeads/cocoaheads-iOS

Conflicts:
	CocoaHeadsBNE/Podfile.lock
Merge branch 'master' of git://github.com/BrisbaneCocoaHeads/cocoaheads-iOS

Conflicts:
	CocoaHeadsBNE/Podfile.lock
Core Data Model. Moved Core Data Stack to new class
Merge pull request #13 from rogerstephen/master

Core Date Model
Fixing recursion in property get method
Updating podifle to include Pods in tests target; Adding an example core data test; Adding shared scheme to set an environment variable to use a test database during tests
Adding Pods configuration to test target.
Merge pull request #14 from mattconnolly/master

Update Core Data & example test.
Adding Authoriser mac target
adding CHCrypto class
Open plist file.
set up bindings to plist dictionary.
Authoriser: setting up array controller
Authoriser: enable save document, and keys not editable.
Create ExportCertificate tool, setup as build dependency for CocoaHeads; Copies key from keychain into built app.
Log warning if p12 file is missing
reduce logging from chcrypto
update ignore file for security