octomap: initial commit
geometric-shapes: initial commit
collada-urdf: initial commit (fails, cf. #175)
collada-urdf: preliminary solution to #175

After configuring collada-urdf, the recipe modifies the generated
files to address the problem in #175. However, it does not solve
the root of this cause.
Merge pull request #191 from bulwahn/collada-urdf

recipes for collada-urdf