fix for totoro & build
totoro id change
restore document from global.document

has a bug in nodes to access global.document
update doc
fix isOldWebKit reg

add AndroidWebkit test
fix isOldWebKit reg

The UA is like ‘AppleWebKit/525 (KHTML like Gecko)’ in some old mobile,
for example: Nokia Series60
Merge pull request #2 from seajs/master

merge seajs source code