removed completed items

Some-sort-of-list.md

@@ -1,19 +1,12 @@
 - :skull::gun: OpenGL 1.x and :rocket: it to :moon:
 - list more alternative extension loaders
-- remove or use mailing list
-- ponder use of blendish for tests
 - ponder cursor delta callback
-- start writing CTest tests
-- automate Windows binary compilation
 - FPS control example
 - fix particle example jitter
-- try to remove `focusedWindow`
 - decide whether to 3.1.1
 - push `windows.h` fix to glad
 - add monitor and mode randomization options to `reopen`
 - better window titles for `sharing`
-- look into vsync jitter on Aero with GeForce again
-- settle on new branching model
 - add more dynamic loading where sane
 - add support for EGL 1.5 where available
 - fix function loading for EGL backend