add simple element-by-id getter

I'm assuming this doesn't include jquery

yet
Merge pull request #1 from dlouwe/patch-1

Merge, no questions asked: add simple element-by-id getter
Added starting coordinates for floaty duck
Moved selector tool into global scope
set up duck class

also moved coordinates to duck class
Explained Improv Coding
Merge pull request #3 from dlouwe/patch-2

set up duck class
Merge branch 'master' into tobys
Undoing selector move
Added moveY method
Merge pull request #4 from tobyjsullivan/tobys

Added moveY method
Clarified round-robin rules
Always preview your changes...
Abolish all rules!
Added moveY method
Added a basic game engine
Merge branch 'master' of github.com:tobyjsullivan/floatyduck into tobys
initialized some more values
Merge pull request #6 from dlouwe/patch-3

initialized some more values
Merge pull request #5 from tobyjsullivan/tobys

Mostly added a game engine