separate Classes in different files
colision detection between cat and fireballs
set recovering time and lives for LORN
update fireball spritesheet
Tree Class
remove css rules
change cat speed
change fireball framerate to slower speed
stop movement if player tries to go out of screen bounds
add set of trees to stage
Merge pull request #4 from 00s/colisions

Colisions
Merge pull request #5 from 00s/trees

Trees
Merge pull request #6 from 00s/logical-fixes

Logical fixes