[20.10 backport] documentation and completion-script fixes

[thaJeztah]

backports:

• Add bash completion for jobs #2887 Add bash completion for jobs
• Remove duplicate word in push.md #2915 Remove duplicate word in push.md
• Add bash completion for docker run|create --pull #2912 Add bash completion for docker run|create --pull
• Add bash completion for dockerd --ip6tables #2914 Add bash completion for dockerd --ip6tables
• Update bash completion for fluentd --log-options #2913 Update bash completion for fluentd --log-options
• deprecate blkio-weight options with cgroups v1 #2908 deprecate blkio-weight options with cgroups v1
  • relates to Deprecate docker run --kernel-memory moby/moby#41252 (comment)
• docs: fix typo in deprecated.md #2921 docs: fix typo in deprecated.md
• docs: add redirect for old reference URL #2942 docs: add redirect for old reference URL
  • fixes 404 at /reference/run/ docs#12151
  • fixes 404 at /reference/run/ docs#12149
• Added docker context to zsh completion #2906 Added docker context to zsh completion
• docs: Fix wrong variable name #2944 docs: Fix wrong variable name
• fix docker-run man page table formatting #2949 fix docker-run man page table formatting
  • fixes [DOC] [MANPAGE] docker-run '--network' table formatting is broken #2948
• Add docs and completion for docker node ls --filter node.label #2951 Add docs and completion for docker node ls --filter node.label

# https://github.com/docker/cli/pull/2887 Add bash completion for jobs
git cherry-pick -s -S -x a4e86b543304726bb5639892a045f319a0471fc0

# https://github.com/docker/cli/pull/2915 Remove duplicate word in push.md
git cherry-pick -s -S -x 69b5487e394b5b358461e1337009491c20e39dfb

# https://github.com/docker/cli/pull/2912 Add bash completion for `docker run|create --pull`
git cherry-pick -s -S -x 8242fe1fcc3ac190396a4f8aae887f51ab84b044

# https://github.com/docker/cli/pull/2914 Add bash completion for `dockerd --ip6tables`
git cherry-pick -s -S -x ba2fef9bcb6e6abde537cb51dce45b6fa6eca62a

# https://github.com/docker/cli/pull/2913 Update bash completion for fluentd --log-options
git cherry-pick -s -S -x 5a252fb3ad1dc9b876cd456f36637cfa1ba3ea1d

# https://github.com/docker/cli/pull/2908 deprecate blkio-weight options with cgroups v1
git cherry-pick -s -S -x fb2ea098a989f5a629dd4d5e58d6b48e4e21ca4b

# https://github.com/docker/cli/pull/2921 docs: fix typo in deprecated.md
git cherry-pick -s -S -x 697c3a5b48dbdb9890230b1e3569c5755ee2333d

# https://github.com/docker/cli/pull/2942 docs: add redirect for old reference URL
git cherry-pick -s -S -x a4fb01f957e63e2fd2d39d4e12119ede676b14c4

# https://github.com/docker/cli/pull/2906 Added docker context to zsh completion
git cherry-pick -s -S -x 584c08e1fe2d0334e9e19e5ae70efb486b2ed706 b04241d95a5638b3b980da74dbaab3cc2a2c0c52

# https://github.com/docker/cli/pull/2944 docs: Fix wrong variable name
git cherry-pick  -s -S -x 852fe059918fd7634c3f7975893a9df4855ee1bf

# https://github.com/docker/cli/pull/2949 fix docker-run man page table formatting
git cherry-pick -s -S -x c0b7b58134b6b24649ccedfbd7403473d9e3f0cc

# https://github.com/docker/cli/pull/2951 Add docs and completion for docker node ls --filter node.label
git cherry-pick -s -S -x f52a9e2fef047368863d2a8c141db98b045b7847

[codecov-io]

Codecov Report

Merging #2957 (2b74b90) into 20.10 (48d30b5) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##            20.10    #2957   +/-   ##
=======================================
  Coverage   57.02%   57.02%           
=======================================
  Files         297      297           
  Lines       18666    18666           
=======================================
  Hits        10644    10644           
  Misses       7157     7157           
  Partials      865      865           

[silvin-lubecki]

LGTM