Updated to recommended project settings, Updated DTFoundation
Updated unit tests for Mac + iOS
Added unit test to new shared schemes
Added travis and coveralls
Restrict Mac build to 64 bit
Merge branch 'sg/recommended-project-settings' into develop
added supporting users http headers for file downloading
any usability changes
validating setting for XCode 5
fixed misspelled property, properties should not be mutable
restored previous setting of Range header. fixed misspelled property name, property dictionary should not be mutable
removed unneeded onceToken
code style
Fixed missing - in travis.yml
Merge branch 'sstepashka-master' of github.com:Cocoanetics/DTDownload into develop

Conflicts:
	DTDownload.xcodeproj/project.pbxproj
Fixed project structure for Demo
Updated DTFoundation
fixed property, cannot be copy and readonly at the same time #5
Changed BuildableName to be correct
XCode changes this always!!