Added T3_gaslist: Big font gas list was shown in gauge mode only. The previous version used the font48. To increase readability the gases are not shown in T42 double size. Added color coding for cv gas list: In previous version only a warning was highlighted using the red color. Now a better gas selection is highlighted in green. Gas without notification is blue while the active gas is shown in white

Heinrichs Weikamp OSTC4 update files.

The builds are for testing purposes only. Be careful, they might not work and are definitely not recommended for real dives.