Docs for shorthand notation of extends. Issue #1989
Docs for shorthand notation of extends. Issue #1989

Signed-off-by: Karol Duleba <369c05cfcf09e64106d6dd782555000e2d0ced55@gmail.com>

bdwill/docker.github.io,BSWANG/denverdino.github.io,denverdino/denverdino.github.io,phiroict/docker,thaJeztah/compose,thaJeztah/compose,docker-zh/docker.github.io,aduermael/docker.github.io,joaofnfernandes/docker.github.io,joeuo/docker.github.io,BSWANG/denverdino.github.io,LuisBosquez/docker.github.io,docker-zh/docker.github.io,shin-/compose,alexisbellido/docker.github.io,docker/docker.github.io,anweiss/docker.github.io,rillig/docker.github.io,alexisbellido/docker.github.io,BSWANG/denverdino.github.io,hoogenm/compose,phiroict/docker,jrabbit/compose,BSWANG/denverdino.github.io,danix800/docker.github.io,anweiss/docker.github.io,j-fuentes/compose,troy0820/docker.github.io,thaJeztah/docker.github.io,thaJeztah/docker.github.io,docker/docker.github.io,londoncalling/docker.github.io,londoncalling/docker.github.io,shubheksha/docker.github.io,alexisbellido/docker.github.io,BSWANG/denverdino.github.io,danix800/docker.github.io,shubheksha/docker.github.io,shubheksha/docker.github.io,thaJeztah/docker.github.io,sdurrheimer/compose,swoopla/compose,joeuo/docker.github.io,gdevillele/docker.github.io,funkyfuture/docker-compose,thaJeztah/docker.github.io,LuisBosquez/docker.github.io,vdemeester/compose,JimGalasyn/docker.github.io,londoncalling/docker.github.io,denverdino/denverdino.github.io,sanscontext/docker.github.io,anweiss/docker.github.io,anweiss/docker.github.io,hoogenm/compose,joaofnfernandes/docker.github.io,menglingwei/denverdino.github.io,menglingwei/denverdino.github.io,dnephin/compose,londoncalling/docker.github.io,phiroict/docker,joaofnfernandes/docker.github.io,johnstep/docker.github.io,shubheksha/docker.github.io,bdwill/docker.github.io,schmunk42/compose,troy0820/docker.github.io,LuisBosquez/docker.github.io,rillig/docker.github.io,denverdino/docker.github.io,schmunk42/compose,londoncalling/docker.github.io,joeuo/docker.github.io,JimGalasyn/docker.github.io,shubheksha/docker.github.io,jzwlqx/denverdino.github.io,LuisBosquez/docker.github.io,jzwlqx/denverdino.github.io,shin-/docker.github.io,sdurrheimer/compose,sanscontext/docker.github.io,denverdino/docker.github.io,johnstep/docker.github.io,jzwlqx/denverdino.github.io,aduermael/docker.github.io,joeuo/docker.github.io,troy0820/docker.github.io,shin-/docker.github.io,johnstep/docker.github.io,docker-zh/docker.github.io,phiroict/docker,swoopla/compose,menglingwei/denverdino.github.io,rillig/docker.github.io,alexisbellido/docker.github.io,denverdino/denverdino.github.io,aduermael/docker.github.io,bdwill/docker.github.io,denverdino/denverdino.github.io,JimGalasyn/docker.github.io,bdwill/docker.github.io,denverdino/docker.github.io,docker-zh/docker.github.io,denverdino/docker.github.io,phiroict/docker,JimGalasyn/docker.github.io,thaJeztah/docker.github.io,shin-/compose,denverdino/docker.github.io,jrabbit/compose,gdevillele/docker.github.io,docker-zh/docker.github.io,troy0820/docker.github.io,docker/docker.github.io,sanscontext/docker.github.io,danix800/docker.github.io,shin-/docker.github.io,menglingwei/denverdino.github.io,gdevillele/docker.github.io,aduermael/docker.github.io,anweiss/docker.github.io,jzwlqx/denverdino.github.io,menglingwei/denverdino.github.io,vdemeester/compose,dnephin/compose,sanscontext/docker.github.io,sanscontext/docker.github.io,joaofnfernandes/docker.github.io,docker/docker.github.io,danix800/docker.github.io,rillig/docker.github.io,johnstep/docker.github.io,LuisBosquez/docker.github.io,alexisbellido/docker.github.io,JimGalasyn/docker.github.io,docker/docker.github.io,gdevillele/docker.github.io,shin-/docker.github.io,shin-/docker.github.io,denverdino/denverdino.github.io,funkyfuture/docker-compose,bdwill/docker.github.io,joeuo/docker.github.io,joaofnfernandes/docker.github.io,johnstep/docker.github.io,jzwlqx/denverdino.github.io,j-fuentes/compose,gdevillele/docker.github.io