Merge pull request #8 from takeit/master

set Curl timeout
Merge pull request #9 from takeit/master

Lifecycle Subscriber bug fix
Merge pull request #10 from takeit/master

improvements for plugins installer v0.2
Update block.facebook_meta_block.php

Remove locale - we need there code in format en_EN. Remove author - we need there facebook user profile name.
fix system preferences usage, and facebook cache clearing
Merge pull request #11 from ahilles107/master

fix system preferences usage, and facebook cache clearing
fixes