Add VERSION and SOVERSION properties
Add detection of lib/lib64 directory
Replace 'lib' by 'CMAKE_INSTALL_LIBDIR' in installation targets
Merge remote-tracking branch 'upstream/issue_37' into issue_37
Added FindPostgreSQL.cmake macros
Fix viewer CMakeList to use PostgreSQL macros
Merge pull request #45 from tigerfoot/issue_37

Issue 37
fixed unfindable postgres header & cmake variable
fixes polygon triangulation