[Ohrrpgce] SVN: teeemcee/12485 Allow set_resolution, set_scale_factor before modex/backend init, adding

[subversion at HamsterRepublic.com]

teeemcee
2021-09-25 06:13:40 -0700 (Sat, 25 Sep 2021)
219
Allow set_resolution, set_scale_factor before modex/backend init, adding before_gfx_backend_init

If the backend supports gfx_set_windowsize this will avoid the window being
created at 640x400, then immediately resized.
---
U   wip/allmodex.bas
U   wip/allmodex.bi
U   wip/backends.bas