Watertrack

Watertrack B9

minor changes
-added a banana near a death-pit sign
-reworked last
-added a new route to attack second
minor changes
-added new platform near first point
-added crates and ammo near third and last
-fixed hidden respawnroom visualisers
-fixed respawnroom visualisers
-fixed jumping outside the deathpit
-added another flank route for blu (moved red first spawn to allow this)