fix version bump (0.2.6 instead of 0.2.7)

bump to 0.2.5

bump to 0.2.4

bump to 0.2.3

Make OpenGL the default on macOS (mne-tools#63)

* Make OpenGL the default on macOS

* Fix package name

* FIX: Explicit

Co-authored-by: Eric Larson <larson.eric.d@gmail.com>

bump to 0.2.1

Update issue templates

bump to 0.1.7

Update _version.py

MAINT: Make PyOpenGL optional (mne-tools#12)

* MAINT: Make PyOpenGL optional

* STY: Flake

* FIX: Another

* FIX: Test it

* FIX: One more

* FIX: Env var

* FIX: Restore for sys_info

* FIX: comment

* FIX: Better class

* FIX: Again

* FIX: Simplify