Started require.js changes

Added require.js library
Added version.txt file to track lib version numbers
Removed version numbers from libs
Begin refactoring for requirejs
Removed whitespace errors from activity.js
Removed whitespace errors from javascript files
Converted "updateFunctions.js" to AMD
Converted more files to requirejs
More requirejs refactoring
Refactoring unit tests to work with requirejs
Refactored unit tests and Jasmine spec runner