Squashed commit of the following:
Squashed commit of the following:

commit e5155593f7462070d5a84e5e19ffacce4b67275c
Author: Ronan Amicel <ronan.amicel@gmail.com>
Date:   Fri Nov 25 15:57:04 2011 +0100

    Minor changes to pull request.

commit e60122997c648b81161cb3ad807b3fdebbb3ef32
Author: Jakub Nawalaniec <pielgrzym@prymityw.pl>
Date:   Fri Nov 25 15:04:38 2011 +0100

    Test nginx config before reloading the server

    If the config is invalid just remove the symlink from site-enabled.

ahnjungho/fabtools,pahaz/fabtools,sociateru/fabtools,davidcaste/fabtools,bitmonk/fabtools,prologic/fabtools,hagai26/fabtools,pombredanne/fabtools,ronnix/fabtools,AMOSoft/fabtools,fabtools/fabtools,n0n0x/fabtools-python,badele/fabtools,wagigi/fabtools-python