Merge branch 'master' into svgpagetools

* master: (80 commits)
  use composer based library for feed creator #1970
  fixed typo in methodname
  updated GeSHi to 1.0.9.0
  refomatted mail tests to use data provider
  fix error in config manager caused by changes visibility
  Continue if there are no attributes
  avoid dependency tests being marked as risky
  replaced some more each calls
  remove deprecated each() call
  test constructors need to call parent constructor
  use dataprovider in password tests
  removed deprecated blowfish class
  replace some var keywords
  translation update
  PassHash.class.php: in case of brcrypt, use the most recent variant $2y$
  translation update
  Fix Typo in remote API (#1938)
  translation update
  translation update
  translation update
  ...