Document CpuShares special handling in Swarm
Document CpuShares special handling in Swarm

The difference is currently only documented in the issue below.
https://github.com/docker/swarm/issues/475

The diff in the PR below highlights the special handling of CpuShares.
https://github.com/docker/swarm/pull/904/files

Signed-off-by: Victor Costan <4adf6384cf5c3a6562de5332ab287d9bb54856b1@gmail.com>
londoncalling/docker.github.io,shubheksha/docker.github.io,denverdino/denverdino.github.io,shubheksha/docker.github.io,mgoelzer/swarm,phiroict/docker,menglingwei/denverdino.github.io,schmunk42/swarm,liubin/swarm,gradywang/swarm,riuvshin/swarm,BSWANG/denverdino.github.io,aduermael/docker.github.io,CiaranCostello/swarm,phiroict/docker,troy0820/docker.github.io,rchicoli/swarm,jzwlqx/denverdino.github.io,barais/swarm,thaJeztah/docker.github.io,rancher/swarm,rillig/docker.github.io,xFragger/swarm,thaJeztah/docker.github.io,troy0820/docker.github.io,londoncalling/docker.github.io,CodeNow/swarm,denverdino/denverdino.github.io,doronp/swarm,joeuo/docker.github.io,joeuo/docker.github.io,menglingwei/denverdino.github.io,docker-zh/docker.github.io,dnephin/swarm,danix800/docker.github.io,londoncalling/docker.github.io,joaofnfernandes/docker.github.io,LukasBacigal/swarm,fugr/swarm,denverdino/swarm,liubin/swarm,docker-zh/docker.github.io,BSWANG/swarm,allencloud/swarm,gdevillele/docker.github.io,ch3lo/swarm,anweiss/docker.github.io,JimGalasyn/docker.github.io,denverdino/docker.github.io,kunalkushwaha/swarm,aduermael/docker.github.io,LuisBosquez/docker.github.io,aduermael/docker.github.io,denverdino/docker.github.io,gradywang/swarm,shin-/docker.github.io,BSWANG/denverdino.github.io,linecheng/swarm,jzwlqx/denverdino.github.io,rancher/swarm,thaJeztah/docker.github.io,swarm-hooks/swarm,shin-/docker.github.io,shin-/docker.github.io,sfsmithcha/swarm,allencloud/swarm,alexisbellido/docker.github.io,danix800/docker.github.io,joaofnfernandes/docker.github.io,rillig/docker.github.io,johnstep/docker.github.io,cpuguy83/swarm,alexisbellido/docker.github.io,jzwlqx/denverdino.github.io,JimGalasyn/docker.github.io,anweiss/docker.github.io,dnephin/swarm,joeuo/docker.github.io,atlassian/swarm,ezrasilvera/swarm,BSWANG/denverdino.github.io,shubheksha/docker.github.io,anweiss/docker.github.io,sanscontext/docker.github.io,pdevine/swarm,Spritekin/swarm,LuisBosquez/docker.github.io,alexisbellido/docker.github.io,riuvshin/swarm,linecheng/swarm,rillig/docker.github.io,joaofnfernandes/docker.github.io,CiaranCostello/swarm,jimmycmh/swarm,aduermael/docker.github.io,docker/docker.github.io,BSWANG/swarm,denverdino/docker.github.io,gdevillele/docker.github.io,gdevillele/docker.github.io,CodeNow/swarm,moxiegirl/swarm,resouer/swarm,docker/docker.github.io,rillig/docker.github.io,morpheyesh/swarm,anweiss/docker.github.io,bdwill/docker.github.io,joaofnfernandes/docker.github.io,MHBauer/swarm,phiroict/docker,sanscontext/docker.github.io,kunalkushwaha/swarm,danix800/docker.github.io,moxiegirl/swarm,megamsys/swarm,joaofnfernandes/docker.github.io,atlassian/swarm,echupriyanov/swarm,alexisbellido/docker.github.io,rchicoli/swarm,shubheksha/docker.github.io,swarm-hooks/swarm,shin-/docker.github.io,menglingwei/denverdino.github.io,gdevillele/docker.github.io,resouer/swarm,JimGalasyn/docker.github.io,JimGalasyn/docker.github.io,jzwlqx/denverdino.github.io,JimGalasyn/docker.github.io,johnstep/docker.github.io,thaJeztah/docker.github.io,doronp/swarm,troy0820/docker.github.io,danix800/docker.github.io,denverdino/denverdino.github.io,johnstep/docker.github.io,cpuguy83/swarm,barais/swarm,docker/docker.github.io,denverdino/docker.github.io,jzwlqx/denverdino.github.io,auzias/swarm,echupriyanov/swarm,sanscontext/docker.github.io,kyhavlov/swarm,troy0820/docker.github.io,sfsmithcha/swarm,sanscontext/docker.github.io,denverdino/denverdino.github.io,auzias/swarm,jimmycmh/swarm,qianzhangxa/swarm,phiroict/docker,alexisbellido/docker.github.io,londoncalling/docker.github.io,xFragger/swarm,docker/docker.github.io,LukasBacigal/swarm,shubheksha/docker.github.io,LuisBosquez/docker.github.io,LuisBosquez/docker.github.io,morpheyesh/swarm,gdevillele/docker.github.io,denverdino/swarm,londoncalling/docker.github.io,bdwill/docker.github.io,schmunk42/swarm,Spritekin/swarm,bsmr-docker/swarm,megamsys/swarm,fugr/swarm,BSWANG/denverdino.github.io,bdwill/docker.github.io,kyhavlov/swarm,joeuo/docker.github.io,phiroict/docker,bsmr-docker/swarm,anweiss/docker.github.io,shin-/docker.github.io,denverdino/denverdino.github.io,docker-zh/docker.github.io,menglingwei/denverdino.github.io,MHBauer/swarm,johnstep/docker.github.io,LuisBosquez/docker.github.io,pdevine/swarm,thaJeztah/docker.github.io,joeuo/docker.github.io,qianzhangxa/swarm,denverdino/docker.github.io,docker-zh/docker.github.io,bdwill/docker.github.io,johnstep/docker.github.io,sanscontext/docker.github.io,docker-zh/docker.github.io,ezrasilvera/swarm,ch3lo/swarm,BSWANG/denverdino.github.io,mgoelzer/swarm,docker/docker.github.io,menglingwei/denverdino.github.io,bdwill/docker.github.io