Refactored end turn button.
Refactored trade item listing buttons for active unit and target unit.
More refactoring for trade item listing buttons for active unit and target unit.
More refactoring for inventory item buttons.
Added fortress terrain background to available battle animation backgrounds.
Adding critical hit animation for Jaffar
Finished swordmaster normal hit animation
Added normal sage animation
Adding troubadour healing animation
Merge remote-tracking branch 'upstream/master'
Adding Valkyrie normal attack animation
Adding valkyrie critical attack animation
Adding fighter attack animation
Adding warrior attack animation
Adding Paladin axe, lance and sword animations
Adding lord attack animation
Adding lord critical animation
Adding hero attack animation
Adding Mercenary and Wyvern Lord attack animations
Adding general attack / critical animation for axe