1) Removed doc of deprecated Grep File, 2) Added TODO to remove _filter lines in 2.2 when it is not needed anymore
1) Removed doc of deprecated Grep File, 2) Added TODO to remove _filter lines in 2.2 when it is not needed anymore

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