Update release notes for 0.7
Update release notes for 0.7

We'll probably have some more to add, but lets get this started with what
we alreaddy know is in the release.

menglingwei/denverdino.github.io,BSWANG/denverdino.github.io,docker/docker.github.io,denverdino/denverdino.github.io,phiroict/docker,anweiss/docker.github.io,gdevillele/docker.github.io,phiroict/docker,joeuo/docker.github.io,sanscontext/docker.github.io,menglingwei/denverdino.github.io,menglingwei/denverdino.github.io,alexisbellido/docker.github.io,BSWANG/denverdino.github.io,docker/docker.github.io,aduermael/docker.github.io,troy0820/docker.github.io,gdevillele/docker.github.io,LuisBosquez/docker.github.io,rillig/docker.github.io,phiroict/docker,JimGalasyn/docker.github.io,LuisBosquez/docker.github.io,shin-/docker.github.io,docker/docker.github.io,joaofnfernandes/docker.github.io,alexisbellido/docker.github.io,rillig/docker.github.io,LuisBosquez/docker.github.io,docker/docker.github.io,JimGalasyn/docker.github.io,BSWANG/denverdino.github.io,londoncalling/docker.github.io,shubheksha/docker.github.io,anweiss/docker.github.io,phiroict/docker,johnstep/docker.github.io,thaJeztah/docker.github.io,alexisbellido/docker.github.io,londoncalling/docker.github.io,LuisBosquez/docker.github.io,bdwill/docker.github.io,thaJeztah/docker.github.io,anweiss/docker.github.io,rillig/docker.github.io,jzwlqx/denverdino.github.io,denverdino/docker.github.io,londoncalling/docker.github.io,jzwlqx/denverdino.github.io,docker-zh/docker.github.io,denverdino/docker.github.io,shin-/docker.github.io,JimGalasyn/docker.github.io,thaJeztah/docker.github.io,bdwill/docker.github.io,londoncalling/docker.github.io,joaofnfernandes/docker.github.io,johnstep/docker.github.io,rillig/docker.github.io,BSWANG/denverdino.github.io,aduermael/docker.github.io,sanscontext/docker.github.io,denverdino/denverdino.github.io,docker-zh/docker.github.io,joaofnfernandes/docker.github.io,anweiss/docker.github.io,sanscontext/docker.github.io,johnstep/docker.github.io,denverdino/denverdino.github.io,thaJeztah/docker.github.io,denverdino/docker.github.io,jzwlqx/denverdino.github.io,bdwill/docker.github.io,JimGalasyn/docker.github.io,denverdino/denverdino.github.io,joeuo/docker.github.io,joeuo/docker.github.io,denverdino/docker.github.io,denverdino/docker.github.io,shin-/docker.github.io,bdwill/docker.github.io,johnstep/docker.github.io,troy0820/docker.github.io,joeuo/docker.github.io,troy0820/docker.github.io,gdevillele/docker.github.io,shin-/docker.github.io,alexisbellido/docker.github.io,menglingwei/denverdino.github.io,thaJeztah/docker.github.io,bdwill/docker.github.io,joeuo/docker.github.io,gdevillele/docker.github.io,menglingwei/denverdino.github.io,sanscontext/docker.github.io,gdevillele/docker.github.io,sanscontext/docker.github.io,shubheksha/docker.github.io,troy0820/docker.github.io,johnstep/docker.github.io,docker-zh/docker.github.io,jzwlqx/denverdino.github.io,phiroict/docker,jzwlqx/denverdino.github.io,joaofnfernandes/docker.github.io,aduermael/docker.github.io,docker-zh/docker.github.io,denverdino/denverdino.github.io,LuisBosquez/docker.github.io,BSWANG/denverdino.github.io,alexisbellido/docker.github.io,shubheksha/docker.github.io,anweiss/docker.github.io,JimGalasyn/docker.github.io,shubheksha/docker.github.io,aduermael/docker.github.io,londoncalling/docker.github.io,shubheksha/docker.github.io,docker/docker.github.io,shin-/docker.github.io,docker-zh/docker.github.io,joaofnfernandes/docker.github.io