Add interpolation methods to model
Add interpolation methods to model

jdk137/vizabi,Rathunter/vizabi,homosepian/vizabi,homosepian/vizabi,buchslava/vizabi,Rathunter/vizabi,sergey-filipenko/vizabi,vizabi/vizabi,IncoCode/vizabi,jdk137/vizabi,TBAPI-0KA/vizabi,logicerpsolution/vizabi,dab2000/vizabi,acestudiooleg/vizabi,alliance-timur/vizabi,alliance-timur/vizabi,maximhristenko/vizabi,Rathunter/vizabi,alliance-timur/vizabi,buchslava/vizabi,acestudiooleg/vizabi,Gapminder/vizabi,dab2000/vizabi,logicerpsolution/vizabi,Gapminder/vizabi,acestudiooleg/vizabi,buchslava/vizabi,maximhristenko/vizabi,logicerpsolution/vizabi,homosepian/vizabi,vizabi/vizabi,sergey-filipenko/vizabi,sergey-filipenko/vizabi,jdk137/vizabi,IncoCode/vizabi,maximhristenko/vizabi,TBAPI-0KA/vizabi,Gapminder/vizabi,dab2000/vizabi,IncoCode/vizabi,TBAPI-0KA/vizabi