Use section in first element
Merge pull request #10998 from owncloud/use-section-in-form

Use section in first element in user_ldap
Add X-UA-Compatible to all templates

Replaces https://github.com/owncloud/core/pull/10850
repair search lucene before installing
improve style of checkmark icon, less bold, fitting ownCloud style
fix size of toggle icon, make container square
fix svg of calendar filetype icon
fix folder icon alignment, fix #10866
Fixes #8326: deletion of directories on S3
Converted an array to PHP5.3 compatible version
fix nojavascript message alignment
Merge branch 'stable7' of https://github.com/owncloud/core into stable7