Radio buttons also toggle dirty
Add File>New menu item
Add right click to decrease by battled Pokémon
Add battled Pokémon history. Still need to add saving/loading of it.
Some GUI changes to the battle history form
Add saving/loading of battle history
Clear battle history when switching selected Pokémon
Ffix battle history, remove zero entries in battle history
Rename battle buttons panel
Hide selection in battle history view
Add exit menu item
Fix selection of new Pokémon after it has been added
Enable/disable save and delete menu items. Hack-fix radio buttons when adding a new Pokémon
Revert "Fix selection of new Pokémon after it has been added"

This reverts commit b8c7c17858aa9eda45441920855581329c90b061.
Re-implement new Pokémon selection
Fix radio button setting a value when there ws none, when loading