Added a way to deprovision an openchange server
Merge branch 'cperello/openchange-deprovision' into cperello/openchange-deprovision-3.3

Conflicts:
	main/openchange/ChangeLog
Better error handling on deprovision error
Better error handling on deprovision error
Fixed to use Error's try/catch
Merge branch 'cperello/openchange-deprovision' into cperello/openchange-deprovision-3.3

Conflicts:
	main/openchange/src/EBox/OpenChange/Model/Provision.pm
Samba log helper is now aware of utf8
Added validation of the transparent proxy exceptions
in create-db dont try to set a new password if db already has one
Fix internationalized string
Delete all LdbObject childs before self deletion
decode to utf8 the results of log searches
 Create log database using utf8 charset
Changed failover firewall rules to not use owner module
using iptables test match to futher discriminate pings from failover
fixed indentation
Merge pull request #889 from Zentyal/rduran/valid-transparent-exceptions

Added validation of the transparent proxy exceptions
Merge pull request #890 from Zentyal/scabrero/samba-fix-gpo-deletion

Delete all LdbObject childs before self deletion
Merge pull request #893 from Zentyal/jag/failover-new-iptables-rules

 Changed failover firewall rules to not use owner module
Unallow edition of interface in rules until it is supported