Save the permissions in the filecache if it's not saved yet
adding PHPDoc
adjust unit test assert values
Use &=
no need to prepare a statement twice
wwe no longer have a versions table
call self::getNumericStorageId() to get the numeric ID
Repair broken parent link in the scanner
add some comments
remove unused argument
Disable snapper init for IE <= 9

Snapper doesn't work at all for IE8 and IE9 and messes up with the main
container layout when enabled.

This commits disables snapper for these browsers.
make text preview backend use imagettftext, fixes #8087
Merge pull request #8971 from owncloud/sidebar-disablesnapperinielte9

Disable snapper init for IE <= 9
handle http accept headers more gracefully
fix indention
Merge pull request #8972 from owncloud/use_imagettftext_take2

make text preview backend use imagettftext, fixes #8087
also handle lowercase headers
[tx-robot] updated from transifex
Merge pull request #8966 from owncloud/fix_failing_tests_on_master

Fix failing tests on master
increase to 7.0 alpha 1