fix host info and project cache bugs
merge newest code, fix bugs
order home.jsp
refactor home page
add modify project info link in alert mail
store domain names instead of product line names for business alert
stage current work
change update project logic
fix date value
update bu, productline, level from cmdb for project
rewrite alert module document
fix project update task bugs
merge newest code and resolve conflicts
Merge pull request #468 from leonindy/master

fix alert summary bugs, rewrite docs, add serveral columns of project for synchronizing from cmdb