Patch version 0.4.3b (Beta Branch)

This patch addresses some reported bugs, and a couple of items related to feeback.

Changelog for version 0.4.3b

• Fixed bug where town progress bar could get "stuck" in certain spots at level 17+

• Fixed bug making "Transform" available to select in Singularity mode, leading to a crash if it was selected

• Fixed Angel's Holy Warriors quest showing as unlocked without rescuing the required partner hero

• Fixed visual bug where Pirate's sword sometimes remained visible if he was blocking and the battle ended

• Changed Pirate's first quest to something less difficult to find and achieve

• Renamed Raider's third quest, since it was the same name as one of the Medic's quests