level 7 added along with simple fixes

Level 7 Now available!

Just released level 7 in this new update.

Bugs and fixes

1. How to play screen - fixed the page where the words are no longer jumbled together.
2. Opossum new damage output - the opossum does more damage to the player now.
3. Level knowledge - added a text and panel to help the players know what level they are on.