Merge pull request #48 from RenchuSong/master

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Merge pull request #49 from RenchuSong/master

fix authority bug
code optimization and image uploader
Merge branch 'master' of https://github.com/Raysmond/FDUGroup

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ckeditor + ckfinder integration, image upload dialog, custom ckeditor, new .htaccess
user ads file
Merge https://github.com/Raysmond/FDUGroup