better logger format, some comments
add people in thread in autocomplete (issue #936)
issues:
tested only in quattro theme
contacts in thread will appear twice in autocomplete popup
FR: update to the strings
CS: update to the strings
ZH-CN: update to the strings
NB-NO: update to the strings
FR: update to some templates
Merge pull request #957 from tobiasd/trans_20140430

update to the translations for CS, FR, NB-NO and ZH-CN
save selection to suppress language results (fix 961)
Merge pull request #962 from tobiasd/fix961

save selection to suppress language results (fix 961)
Make uimport URL work for Sites with subfolder

BUGFIX: If you have a site like http://exmaple.com/friendica you will get a wrong url
Merge pull request #963 from tabacha/master

Make uimport URL work for Sites with subfolder
Merge pull request #956 from annando/master

New database system that uses PDO if present/Test script for doing database upgrades.
Merge pull request #965 from annando/master

Only show connectors when not "hide wall" is enabled
Merge pull request #966 from annando/master

Repeated messages to Diaspora now contain a link to the original content at the bottom of the message.
exclude know contacts from unknown contact list
Merge pull request #954 from fabrixxm/issue_936

Show unknown contacts in thread comment mention autocomplete
add check for expiration time in item_store()
fix query as @annado comment
Merge pull request #970 from annando/master

Deleted the duplicate file "wall_attach.php"