Merge pull request #5 from mehere/dev

Pull Request from dev -> dev-wee on 26/1
modify upload, timetableanalyzer
Merge branch 'dev-wee' of https://github.com/mehere/RTSS.git into dev-wee
Save unknown abbreviations to session at _upload.php
Add controller for namematch (untested, waiting for view to be setup first)
Merge pull request #6 from mehere/dev-wee

Added codes for namematching controller (not tested yet), waiting for UI codes to be ready
Modify TimetableAnalyzer to analyze master teachers csv instead of class.csv.
Simplify codes in Teacher.php :: getTeachersAccnameAndFullname
Merge pull request #7 from mehere/dev-wee

Modify TimetableAnalyzer to analyze master teachers csv instead of class...
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