update /graphs/


git-svn-id: http://observium.org/svn/observer/trunk@3946 61d68cd4-352d-0410-923a-c4978735b2b8
re-enable some variables


git-svn-id: http://observium.org/svn/observer/trunk@3947 61d68cd4-352d-0410-923a-c4978735b2b8
add zimbra agent script, no poller or graphs just yet

git-svn-id: http://observium.org/svn/observer/trunk@3948 61d68cd4-352d-0410-923a-c4978735b2b8