Testing Done:
Compiled with no arguments, `-Dpython2=true`, and `-Dpython2=false` and verified the build was successful and was only linked to libpython2 when it should have been via ldd.
Bugs closed: LIBGNT-16
Reviewed at https://reviews.imfreedom.org/r/930/
option(
'python2',
type: 'boolean', value: true,
description: 'Whether or not to include python support.',