ssh2: Honor admin.colors.enable

Ssh2 admin interface did not honor admin.colors.enable, this patch resolve this problem.

Ticket: http://rt.dcache.org/Ticket/Display.html?id=7820
Acked-by:
Target: trunk
Require-book: no
Require-notes: no
Remove line that sets colors from environment param and not from within dCache
Change parameter to no type definition and switch line to above cell related properties
Merge color fix branch with current master because not all changes got committed with the last push.

Sorry.

ssh2: Honor admin.colors.enable
Ssh2 admin interface did not honor admin.colors.enable, this patch resolve this problem.

Ticket: http://rt.dcache.org/Ticket/Display.html?id=7820
Acked-by: Gerd
Target: master
Require-book: no
Require-notes: no