+ * sync with transifex

+ * Fix: the tab closes unexpectedly with middle click under line numbers

+ * remove unneeded +x attribute from sources

+ * snippets plugin: fix snippet parts staying after Ctrl-Z

+ * snippets plugin: port to gi and libpeas

+ * snippets plugin: stop exposing functions on Pluma message bus

+ * we don't need a build breakage on the first deprecated item, thanks

+ * Update pluma NEWS to use consistent, project wide, markdown-like formatting.

+ * Fixed wrong behaviour of search on zero length results

+ * Fixed wrong formatting

+