Solution that addresses issues #899 #902 #920 and #921
Solution that addresses issues #899 #902 #920 and #921

sergey-filipenko/vizabi,jdk137/vizabi,buchslava/vizabi,jdk137/vizabi,Gapminder/vizabi,buchslava/vizabi,sergey-filipenko/vizabi,dab2000/vizabi,alliance-timur/vizabi,dab2000/vizabi,vizabi/vizabi,dab2000/vizabi,jdk137/vizabi,vizabi/vizabi,sergey-filipenko/vizabi,buchslava/vizabi,alliance-timur/vizabi,Gapminder/vizabi,Gapminder/vizabi,alliance-timur/vizabi