[fixed] error msg if crystal is already tuned. Mantis#4895
[fixed] only jedi/admins can see crystal colors.
[fixed] color crystals now have owner names and can no longer be used in
other jedi sabers.

Change-Id: I1c58968396e98a685ce05322b0e7e96933026393
Merge "[fixed] error msg if crystal is already tuned. Mantis#4895 [fixed] only jedi/admins can see crystal colors. [fixed] color crystals now have owner names and can no longer be used in other jedi sabers." into unstable