math task - almost done

tommorow I will implement method that will remove old math images from
blob
Merge branch 'master' of https://github.com/TomekJurkowski/ZPP-wazniak4ever

Conflicts:
	WazniakWebsite/WazniakWebsite.Azure1/ServiceConfiguration.Cloud.cscfg
	WazniakWebsite/WazniakWebsite.Azure1/ServiceConfiguration.Local.cscfg
	WazniakWebsite/WazniakWebsite.Azure1/WazniakWebsite.Azure1.ccproj