backport to boost 1.37. improve dependency build for older lib versions
including the requirement of symlink to $DEPLOYDIR/include/boost if
boost is so old that it uses version numbers in the path name
Print warning in import() if OFF file is not found
Merge branch 'master' of github.com:openscad/openscad
Merge branch 'noqt'
add curl and imagemagick to get-dependency script for linux
fix bug in cmake file cgal-flags when using clang
Added missing highlighting of some special variables
Test old parameter names for import
Cleaned up argument list handling, related to #116
Merge branch 'master' into issue116
Merge branch 'master' into issue116