Make CK2FileOperation a public class
Only reveal that it implements -cancel so far
Expose CK2FileOperation in the file manager's API
Deprecate -[CK2FileManager cancelOperation:]
-[CK2FileOperation cancel] is clearer
Update CKUploader to know about CK2FileOperation
Update the .m to use CK2FileOperation too!
Update open panel to know about CK2FileOperation
CK2FileOperation stores the error it fails with
Better document -cancel
Merge branch 'v2.x-beta' into ck2fileoperation
Add on CK2FileOperation.state too
Merge branch 'v2.x-beta' into ck2fileoperation

Conflicts:
	ConnectionKit/CK2FileManager.h
Merge pull request #63 from karelia/ck2fileoperation

Make CK2FileOperation public