Merging branches/media-on-a-prim/moap-7 down to viewer-2.0.

Ok, finally got this to a point where it doesn't break the build and I can check
in. llcommon can be built as a shared library (disabled but can be enabled with
cmake cache var LLCOMMON_LINK_SHARED.

reviewed by Mani on tuesday (I still need to get his suggested changes
re-reviewed)

svn merge -r115879:116020 svn+ssh://svn.lindenlab.com/svn/linden/branches/dmcat/dmcat-5
no conflicts

Result of svn merge -r107256:107258 svn+ssh://svn/svn/user/phoenix/license_2009_merge into trunk. QAR-1165

windlight14 which have passed QA (up through r79932).

svn merge -r 80831:80833 svn+ssh://svn.lindenlab.com/svn/linden/branches/merge_windlight14_r80620

Result of svn merge -r71162:71205 svn+ssh://svn/svn/linden/branches/new-license into release. only changes files which are not deployed or the comments section of code.

svn merge svn+ssh://svn.lindenlab.com/svn/linden/release@62339 svn+ssh://svn.lindenlab.com/svn/linden/branches/release-candidate62341  -> release