fix image upload bug
Merge pull request #35 from YanshuoH/yhuang/fix_upload_image_bug

fix image upload bug
adapt searchengine to mvc
use generic result display view
Merge pull request #36 from YanshuoH/yhuang/manage_matching_searching_engine

Yhuang/manage matching searching engine
manage 404 500 errors
Merge pull request #37 from YanshuoH/yhuang/manage_404_500_errors

manage 404 500 errors
fix the multiple images upload bugs #13 #33 s

Conflicts:
	controllers/tickets.js
	models/TicketModel.js