add phpdocx
Merge branch 'master' into oc_preview
add PHPExcel and dompdf
Merge branch 'master' into oc_preview
Merge branch 'master' into oc_preview
Merge branch 'master' into oc_preview
Merge branch 'master' into oc_preview
Merge pull request #51 from owncloud/oc_preview

Oc preview