fixed typo defining description var
show error message if h_vmem or slots is not a
consumable resource in exec nodes
Merge branch 'master' of https://github.com/jhcepas/sge-tweaks
switch everything to jaime´s color() function
Merge branch 'master' of github.com:pescobar/sge-tweaks
added more informational message when h_vmem is not found
better error handling when job has no h_vmem reservation.
more informational message when user not found or has no running jobs
updated with latest jaime changes + error handling when no h_vmem
it works now
removed no needed try
finished merge with pablo's repo