SotBE S1: add bowmen to enemy AI recruit list
SotBE S3: clarify objectives

Indicate that it is good enough to accomplish either one of the
objectives.
SotBE: add side parameter to orcish shaman macros

In S4 they now start on Side 3, not Side 1.
SotBE S4: change the map to make scenario more interesting

Kapou'e now has to go through the Side 5 elves to get to the center
keep with the shamans.
SotBE S4: remove two pieces of dialog

They are unnecessary or don't apply to the new map any more.
SotBE S4: move shamans to Side 1 at end of scenario
SotBE S4: give the player control of side 3 orcs
SotBE S4: balancing adjustments to gold, turns, ...

... income, recruit lists, AI parameters