Züper Alex got bombs

*Spiders drop bombs (sometimes)
*Züper Alex can pick up bombs
*Züper Alex throws bombs
*Bombs explode
Extract player to a a class
Merge pull request #28 from MrMagnus/make-player-class

Extract player to a a class
Max 5 high scores
Moved attributes to Player class

Moved attributes relevant to player to Player class
* playerSpeed is moved to Player class and renamed to moveSpeed
*bulletSpeed is moved to Player class and renamed to attackSpeed
Merge pull request #29 from MrMagnus/make-player-class

Moved attributes to Player class
Merge from master to local branch
Movement logic for player moved to Player class

*Removed player logic from app.js and moved it to player class
Moved more player logic into Player class

*Player keybinding logic move to Player class
*Player directions logic moved to Player class
Show current score and current position in highscore
Merge pull request #30 from MrMagnus/make-player-class

Movement logic for player moved to Player class
Html page fixed to more troll alike
Remove tabs and trailing whitespace
Merge pull request #1 from scmx/BombsAway

Remove tabs and trailing whitespace
Merged from master to localbranch
More fixes for bombs
Merge pull request #26 from asverla/BombsAway

Züper Alex got bombs
The troll got the moves, he is now running.
Fix player reference

Koden fungerade innan eftersom player var en global variabel
Fix Tree constructor

Returnera this i randomizePostion så att man kan fortsätta använda
trädobjektet.
ex: new Tree().randomizePosition().sprite.render(ctx)