Fixed rename mediacontent/mediafolder bug in Azure blob provider.
Fixed the loop bug in child folder geter.
Fixed the image editor bug when use azure provider. Add GetStream and SaveStream method to IMediaContentProvider.
Fixed the blob container naming bug. Use a simple hex encode to get a standard container name.
Fixed the blob container naming bug. Use a simple hex encode to get a standard container name.
Add sort function to azure MediaContentProvider
Fixed the 404 image not found bug when select media libary in text content.
remove Post-build event command line.
Merge pull request #1 from ZhiGuang/master

the azure provider