Fix team selection for 0.8.5 clients on current servers that use g_balance_teams 0

Closes #2729

See merge request !1059

Merge branch Mario/ctf_colormaps (S merge request)

See merge request !1038

terencehill authored Aug 02, 2022 and bones_was_here committed Aug 07, 2022

Make scoreboard team selection on spacebar press work for old clients. While at it give team selection aliases more consistent names

Scoreboard UI and team selection

See merge request !1027

Fix #2718 "Online dedicated servers panic when gotomap is called during an intermission"

Closes #2718

See merge request !1055

Restore the banner outline to improve the look of the yellow flag (banner and flag have similar colors)

Improve flag textures: make the glowing parts on the flag pole brighter, make the flag texture detailed and bright roughly as before