Make output format align
Rename some variables
Format code style
Add slice method
Improve seajs.log code implement using Function.prototype.bind
Make sandbox page load sea-debug.js for unit test
Adjust order of concating files
Improve code of util-path.js
Move references from src code to research page
Change config.debug to local variable
Improve request code
Tweak code style
Fix method name for pollCss