Putting back build of zlib, system one fails on old Suse
Now fetching all pip source from LLNL to avoid https issues, new dependencies that we missed: marupsafe, updated spyder to 2.2.5
Switch pip_installer to use egg_cmd
Forgot to update markupsafe_deps
Correct nm set for ipython and shapely packages, fixed mac issue with -shared for numpy
Good name for shapely
Got lepl to use pipinstaller macro
Merged lesser_pip