Changes

## clean up code in the git repo  -- bryan and subzero

## clean up code in the git repo  -- bryan and subzero

## add SL logo to www.karmaeducation.org  -- bryan

## add SL logo to www.karmaeducation.org  -- bryan

## lots of bugs in accessing sounds and images

## lots of bugs in accessing sounds and images -- bryan

## fix sound 'stuttering'

## fix sound 'stuttering'

## add kid's voices to "adding_up"

## add kid's voices to "adding_up"

# Possible changes for jquery.karma.js

# Possible changes for jquery.karma.js

## initialize klayers in k.init?

## initialize klayers in k.init?