Merge remote-tracking branch 'origin/master' into video-audio

.gitignore

_test/tests/general/general_languagelint.php

_test/tests/inc/io_rmdir.test.php

conf/plugins.required.php

inc/auth.php

inc/html.php

inc/io.php

inc/lang/cs/lang.php

inc/lang/el/lang.php

inc/lang/id/adminplugins.txt

inc/lang/id/lang.php

inc/lang/pl/lang.php

inc/lang/sk/lang.php

inc/lang/tr/lang.php

inc/load.php

inc/media.php

inc/parser/parser.php

inc/plugin.php

lib/exe/fetch.php

lib/plugins/acl/lang/hi/lang.php