[ctdb][PATCH] Fixes for init script to meet guidelines

[Sumit Bose]

Hi,

this patch add various fixes to the ctdb init script with the aim to
increase the conformance to the init script guidelines of openSUSE
(http://en.opensuse.org/Packaging/SysV_Init_Script) and Fedora
(https://fedoraproject.org/wiki/Packaging/SysVInitScript).

bye,
Sumit