Builders: rm unnecessary and confusing base class
Builders: rm unnecessary and confusing base class

ChrisHirsch/robotframework,snyderr/robotframework,moto-timo/robotframework,ashishdeshpande/robotframework,stasiek/robotframework,userzimmermann/robotframework,moto-timo/robotframework,alexandrul-ci/robotframework,userzimmermann/robotframework,HelioGuilherme66/robotframework,jaloren/robotframework,yahman72/robotframework,xiaokeng/robotframework,suvarnaraju/robotframework,jorik041/robotframework,joongh/robotframework,SivagnanamCiena/robotframework,kurtdawg24/robotframework,joongh/robotframework,nmrao/robotframework,wojciechtanski/robotframework,userzimmermann/robotframework,dkentw/robotframework,nmrao/robotframework,userzimmermann/robotframework,ChrisHirsch/robotframework,JackNokia/robotframework,snyderr/robotframework,edbrannin/robotframework,yahman72/robotframework,yonglehou/robotframework,moto-timo/robotframework,xiaokeng/robotframework,kyle1986/robortframe,SivagnanamCiena/robotframework,jorik041/robotframework,kyle1986/robortframe,userzimmermann/robotframework,kurtdawg24/robotframework,rwarren14/robotframework,snyderr/robotframework,ashishdeshpande/robotframework,ashishdeshpande/robotframework,SivagnanamCiena/robotframework,fingeronthebutton/robotframework,suvarnaraju/robotframework,SivagnanamCiena/robotframework,joongh/robotframework,yonglehou/robotframework,un33k/robotframework,ChrisHirsch/robotframework,eric-stanley/robotframework,stasiek/robotframework,ChrisHirsch/robotframework,kurtdawg24/robotframework,xiaokeng/robotframework,xiaokeng/robotframework,wojciechtanski/robotframework,alexandrul-ci/robotframework,synsun/robotframework,JackNokia/robotframework,fingeronthebutton/robotframework,dkentw/robotframework,jaloren/robotframework,suvarnaraju/robotframework,ashishdeshpande/robotframework,SivagnanamCiena/robotframework,JackNokia/robotframework,snyderr/robotframework,ashishdeshpande/robotframework,synsun/robotframework,fingeronthebutton/robotframework,suvarnaraju/robotframework,kurtdawg24/robotframework,wojciechtanski/robotframework,un33k/robotframework,dkentw/robotframework,stasiek/robotframework,yonglehou/robotframework,joongh/robotframework,jorik041/robotframework,moto-timo/robotframework,kyle1986/robortframe,Colorfulstan/robotframework,rwarren14/robotframework,rwarren14/robotframework,Colorfulstan/robotframework,HelioGuilherme66/robotframework,alexandrul-ci/robotframework,nmrao/robotframework,rwarren14/robotframework,stasiek/robotframework,JackNokia/robotframework,yahman72/robotframework,eric-stanley/robotframework,alexandrul-ci/robotframework,rwarren14/robotframework,HelioGuilherme66/robotframework,eric-stanley/robotframework,jorik041/robotframework,wojciechtanski/robotframework,un33k/robotframework,dkentw/robotframework,edbrannin/robotframework,xiaokeng/robotframework,robotframework/robotframework,yahman72/robotframework,suvarnaraju/robotframework,moto-timo/robotframework,wojciechtanski/robotframework,robotframework/robotframework,jaloren/robotframework,snyderr/robotframework,synsun/robotframework,dkentw/robotframework,nmrao/robotframework,eric-stanley/robotframework,kurtdawg24/robotframework,fingeronthebutton/robotframework,robotframework/robotframework,jaloren/robotframework,alexandrul-ci/robotframework,stasiek/robotframework,jaloren/robotframework,edbrannin/robotframework,JackNokia/robotframework,yahman72/robotframework,Colorfulstan/robotframework,Colorfulstan/robotframework,edbrannin/robotframework,nmrao/robotframework,ChrisHirsch/robotframework,joongh/robotframework,yonglehou/robotframework,yonglehou/robotframework,edbrannin/robotframework,kyle1986/robortframe,un33k/robotframework,synsun/robotframework,un33k/robotframework,jorik041/robotframework,synsun/robotframework,fingeronthebutton/robotframework,kyle1986/robortframe,Colorfulstan/robotframework