Merge pull request #977 from fabrixxm/master

update master strings
DE: update for the strings
Merge pull request #978 from tobiasd/de20140516

DE: update to the strings
FR: update to the strings
FR: update to the strings
CS: update to the strings
FR + CS: register_adminadd template from transifex
Merge pull request #980 from tobiasd/lng20140517

updates for the CS and FR translations
small update to the CS and DE strings
Merge pull request #981 from tobiasd/lng20140517_2

small update to the CS and DE strings
Diaspora: Better handling of "red"-links
Improvement for shortening of the new plaintext option.
Content got lost sometimes due to a needless security function (HTML content is handled in the bbcode function)
Merge pull request #983 from annando/master

"red"-bookmarks and better plaintext export
Make embedded videos look better. (better margin data)
Cleaning up tracking parameters in urls.
New function for shortening of text (is used by the buffer export)/Vier: comment bubble is now grey.
Merge pull request #984 from annando/master

Better look for embedded videos, removing tracking parameters, new shortening function
NL: update to the strings
PT BR: update to the strings