Translates all (leftovers) found using a custom regex, in directories not
shown by /bin/find-german-comments and beginning with "e".

Additionally, following is translated:
- A help string in /extensions/test/ole/EventListenerSample/EventListener/EventListener.idl

Change-Id: Iff521ae1c4a616ed5a4ca79641a5cee6f380bee0
Reviewed-on: https://gerrit.libreoffice.org/37836Reviewed-by: Chris Sherlock <chris.sherlock79@gmail.com>
Tested-by: Chris Sherlock <chris.sherlock79@gmail.com>