Implement trainer battles and various changes

Implement trainer battles; add dialogue functionality; add random session seed for predictable random results; remove capitalization from text; add full party heal after every 10 waves

src/ui/text.ts

@@ -26,7 +26,6 @@ export function addTextObject(scene: Phaser.Scene, x: number, y: number, content
     case TextStyle.SUMMARY:
     case TextStyle.SUMMARY_RED:
     case TextStyle.SUMMARY_GOLD:
-      styleOptions.padding = undefined;
     case TextStyle.WINDOW:
     case TextStyle.MESSAGE:
       styleOptions.fontSize = '96px';