Merge branch 'hotfix/install-stable'
Merge branch 'release/0.6.5'
Merge branch 'release/0.6.6'
update print_o
code reformat
{@inheritdoc}
Fix APC handling of Helloworld app.
Add use statements for annotation class to TwigAdapter
More efficient Hello World app fix.
fix docblox
zendframework/zend-* download error

https://github.com/zendframework/zf2/issues/4054
{@inheritdoc}
Merge branch 'develop'

Conflicts:
	apps/Helloworld/scripts/instance.php
merge "develop"
remove @package @subpackage form apps
remove reprecated scheme provider
demo application code cleaning
return  plain $e string in ajax
use bear/ace
refactor dev script

add Dev class