Salvatore solution
Patient appointment remove appointment done~
Change appointment done
Fixed bug, now can change and remove appointment without problem
removed debug info
Working with "no result found" but not working
Merge branch 'master' of git://github.com/menghong777/Clinic-Receptionist-System into menghong777-master

Conflicts:
	web/patient_search.jsp
Merge branch 'menghong777-master'
fixed bug on prescription extension
Filtering working well but staff type ALL not working.