Fix up CKFile and add tests
Add CKFile Networking
Clean up CKFolder interface
Merge pull request #9 from derrh/master

Fixed a few different issues.
Added External Tools API
fixed documentation
Update README.md
Merge pull request #8 from nlambson/master

Added External Tools API
Update README.md

add information about pagination and a couple edits
Add Files and Folders
Merge instructure/CanvasKit/master

Conflicts:
	CanvasKit.xcodeproj/project.pbxproj
The Great CK2 Refactor

Renamed all prefixes to be CK2 instead of CK
Merge pull request #10 from jarsen/master

Refactor Prefix CK -> CK2