submodules
added support for media-type property
Add build.xml for building through Xcode from command line

This will allow jenkins to build the Launcher and
all of its dependencies from the command line in a
nice neat ant script that is checked into the repo!
README : add jenkins build status links

So that in the README on github the status of the
builds is displayed.
README : consistent style for headings
Merge pull request #17 from datalogics-bhaugen/jenkins-build

Committed
Use the correct MIME type for content served by CocoaHTTPServer
Eliminate the last traces of SimpleHTTPServer
Merge pull request #18 from txtr/txtr-s5-mime-types

Txtr s5 mime types
Merge branch 'develop' into feature/rdservices-apple

Conflicts:
	Classes/PackageResourceConnection.m
	Classes/PackageResourceResponse.m
	Classes/RDPackage.mm
	Classes/RDPackageResource.h
	Classes/RDSpineItem.h
	Classes/RDSpineItem.mm
	SDKLauncher-iOS.xcodeproj/project.pbxproj
	readium-sdk
Clean up the merge, which had a few conflicts.
Update the state of submodules.