fixed 5126: Persistent ID can't be configured for memcached
fix type hint.
added missing braces {} on foreach and if
Updated Dutch translations
removed unused local variable
removed unused namespace
removed unused return value
Content-Transfer-Encoding value not case sensitive
Fixes #5011
change naming test case
change mode from "r" to "r+"
removed unused local variable
removed unused namespace
removed unused return value
Merge remote-tracking branch 'origin/ViewHelperCleanup' into ViewHelperCleanup
Adding HHVM to build matrix
Merge pull request #5574 in master
Removing double 'matrix' entry
Fixes #4959
coding standards fix