Merge remote-tracking branch 'origin/master' into extension_manager

.gitattributes

.travis.yml

_cs/DokuWiki/ruleset.xml

_test/bootstrap.php

_test/tests/inc/auth_loadacl.test.php

_test/tests/inc/auth_nameencode.test.php

_test/tests/inc/common_basicinfo.test.php

_test/tests/inc/common_mediainfo.test.php

_test/tests/inc/common_pageinfo.test.php

_test/tests/inc/fulltext_backlinks.test.php

_test/tests/inc/fulltext_mediause.test.php

_test/tests/inc/httpclient_http_proxy.test.php

_test/tests/inc/indexer_indexing.test.php

_test/tests/inc/mailer.test.php

_test/tests/inc/pageutils_clean_id.test.php

_test/tests/inc/parser/parser_table.test.php

...ts/inc/parserutils_set_metadata_during_rendering.test.php

_test/tests/inc/subscription.test.php

_test/tests/lib/exe/css_at_import_less.test.php

_test/tests/lib/exe/css_css_compress.test.php