Merge pull request #2 from franklee28/master

Add Risk Front End
partially done with closeVotingPeriodOnLeft.php
some closeVotingPeriod
finished closeVotingPeriodOnLeft.php
update closeVotingPeriodOnLeft.php and start riskAssessmentOnLeft.php
update table in riskAssessmentOnLeft.php
make structure for riskAssessmentOnLeft.php and saveVotes.php
hook things together, voting still not done, previous features are not done either.
change RiskAssessment from html to php
update repo
change RiskAssessment.php to form and multiple line string; still works
complete RiskAssessment.php
remove riskAssessmentOnLeft.php
done with RiskAssessment.php and saveVotes. Also update the calculation part in closeVotingPeriod.php to exclude those astain and has not vote yet
showing other people's votes work
everything works fine by mannual testing
correct a typo
added form validation with PUO and LUO
Merge branch 'master' of https://github.com/GuoxiongXie/DART

Conflicts:
	.DS_Store
	Viewresults.php
	addrisksFrontEnd.php
	setupproject.php