Merge pull request #2 from lekhmanrus/master

MathJax fix
SheduleQuestion: init
wip
MathJax symbolic link
MathJax fix
Various fixes; Test wip
grunt speedup; questions import feature
Testing feature
various fixes
Dependencies versions
ResultPrint page fixes
store Mark at db
fint person feature
safe migrate
fixes
user selection by first letter of surname
Experimental: align asnwers on Results page on a rows
Mark: results
ukr test: level1 + level2
Shedule: improved view