New Explosion system code changes.
New explosion system yaml changes.
Fix descriptions.
Streamline isValid check.
disallow bots on poland raid
disallow bots on burlesca
show a user friendly description of the starting unit template

closes #6209
bring back the automatic wiki update

closes #5900
use the new orabot account
Merge pull request #6215 from Mailaender/poland-raid-bots

Disabled bots on maps with separate land masses between destructible bridges
Make FMVPlayer in TD use a completely black background

Fixes #6211.
Make FMVPlayer in RA use a completely black background
5936 Advanced Power Plant have a different layout in the original
Merge pull request #6230 from havok13888/AdvancedPowePlant

#5936 Advanced Power Plant have a different layout in the original
Merge pull request #6220 from obrakmann/fix6211

Make background of FMVPlayers in TD and RA black
Convert damage modifiers to integer percentages.
Convert speed modifiers to integer percentages.
Convert firepower modifiers to integer percentages.
Rename ProneSpeed to SpeedModifier in TakeCover.
Upgrade mod rules.