The issue with cc nc-nd was resolved years ago. See
Timbo's quote and a
more formal restatement. Furthermore, nc specifies "primarily intended for or directed toward commercial advantage or private monetary compensation" (wrt use of nc assets), which should not apply here (but ianal).
See the
Tremulous Sound Licenses thread for info about the sound licenses issue.
Ah yes thanks for reminding me of that! But I thinks this is what bothers them...
CREATIVE COMMONS ATTRIBUTION-SHAREALIKE 2.5
--------------------------------------------------- Media License Exceptions ---
All shaderlab (
http://www.shaderlab.com/) textures (by Randy 'ydnar' Reddig)
are subject to the following license:
Usage and redistribution policy: Textures may be freely downloaded, modified,
and used in free maps, mods or total conversions provided this copyright
notice is left intact and a link to Shaderlab is provided in the credits or
read-me file. Other
non-commercial applications are considered on a
case-by-case basis via e-mail. All other usage requires written permission.
Bulk redistribution or archival of the textures in any medium, digital or
otherwise (except mapping packages for mods) is prohibited.