Fixes prebuild to support building multiple targets using nant, pass 'nant' to build the openmetaverse library, or 'render' to build the libprimrender library
Fixes prebuild to support building multiple targets using nant, pass
'nant' to build the openmetaverse library, or 'render' to build the
libprimrender library


git-svn-id: c32cf1ecefca26b8770d7b0740bc0c5c174087e4@1980 c754d5e9-d413-0410-bcdf-9574c9dba6b7

jhs/libopenmetaverse,jhs/libopenmetaverse,jhs/libopenmetaverse,jhs/libopenmetaverse