fix '' to '/' when determining parent for search result
deprecate OC_Search_Provider in favor of \OCP\Search\Provider
if a folder gets deleted we unshare all shared files/folders below
make sure that the umount hook always contains the path relative to data/user/files
add owner as parameter for delShareKey
also make strengthify transparent on setup submit - fixes #9436
always take unencrypted size
improved unit tests
Merge pull request #9357 from owncloud/sharing_unshare_on_delete

[sharing] unshare childrens on delete
fix size of breadcrumb separator
Merge pull request #9455 from owncloud/breadcrumbs-backgroundsize

fix size of breadcrumb separator
Merge pull request #9419 from owncloud/fix_search_results_in_root_dir

Fix search results in root dir & deprecate OC_Search_Provider
[tx-robot] updated from transifex
Merge pull request #9446 from owncloud/fix-strengthify

also make strengthify transparent on setup submit - fixes #9436
fix fieldset look, fix #8158
better validation: cadd extra check if appinfo/info.xml exists
fix phpDocBlock for OC_App::getAppInfo
improvements for uninstall button
[tx-robot] updated from transifex
Merge pull request #9466 from owncloud/design-fix-fieldset-legend

fix fieldset look, fix #8158