Created new File Sharing page
add section on Shared folder is removed
Update configuration-file-sharing.rst

fixed typo
Markup fixes
merging to keep git happy
Merge branch 'alrac10' of https://github.com/owncloud/documentation into alrac10
Correction to Shared folder note
changed heading underlines
Merge pull request #542 from owncloud/alrac10

Created new File Sharing page