Updating CMAKE compatibility (#298)

* remove gcc from env.yml

* update env file to point prefer krodriguez channel over astro

* Fixed sip issues with bundleadjust.sip being out of sync with source

* removed fortran in find script

* removed build numbers, need to sync MacOS and Linux build numbers

* added to python install rpaths

* readded opengl

* opengl is annoying

* linux is being difficult