added functions to draw lines in space
updated package dependency and renamed file
added polyhedron() implementation
added convexity parameter to polyhedron()
merge
Merge branch 'hesenp-master'
Merge pull request #15 from julesb/master

added polyhedron() implementation
Merge pull request #14 from EricGebhart/master

Added include and call functions to enable the use of non-clojure scad libraries.
Merge pull request #16 from EricGebhart/rotate

Rotate ([ x y z])
Merge branch origin into origin-master
Catching up with the main repository.