add: Goblin Charbelcher
implement: Clash
add: Adder-Staff Boggart
add: Rebellion of the Flamekin
merge w/ magarena
move hydra token script to scripts
fix: Brainstorm, Issue 441
fix: Flowstone Embrace, changing +2/+2 to +2/-2
merge cards and fixes from landhotelwesterwald-magarena
add missing newline at end of file
remove unnecessary usesStack method
simplified logic
remove empty lines
move to incomplete due to buggy MagicClashEvent
clean up groovy code for Rebellion of the Flamekin
move unnecessary methods in MagicWhenClashTrigger