removing undefined $response
removing unused parameter $parameters
fixing undefined variable $useDir
fixing call of OC_Log::write() - missing parameter
fixing undefined $eventSource
initialize $result
fixing undefined variable $result - should be $query I assume
fixing undefined variable $where
remove silly assignment
add missing return
fixing returns
fixing returns
fixing <input> tag
Remove uneeded return

Thx @Raydiation
Remove uneeded returns
handling proper display of files/folders with negative size
refs #1162
Merge branch 'master' into fixing-unused-and-undefined-in-master
remove php closing tag
fix for issue #1189, missing variables added
fix for issue #1186, missing variables added
Merge branch 'versioning_history_issue_1189' of github.com:schiesbn/core into versioning_history_issue_1189