Remove viewport tag to fix iPhone scaling
Document the pause and unpause commands available on API v1.12 onwards

Docker-DCO-1.1-Signed-off-by: Abel Muiño <amuino@gmail.com> (github: amuino)
Add mutex warning when specifying -icc or -ip-forward and -iptables=false

Docker-DCO-1.1-Signed-off-by: Erik Hollensbe <github@hollensbe.org> (github: erikh)
Merge pull request #6651 from erikh/6002-conflicting-iptables-options

Add mutex warning when specifying -icc or -ip-forward and -iptables=false
Change floats to ints recursively on env encoding

Fixes #6246
Docker-DCO-1.1-Signed-off-by: Alexandr Morozov <lk4d4math@gmail.com> (github: LK4D4)
Merge pull request #6659 from vieux/pr_6248

Change floats to ints recursively on env encoding
Merge pull request #6658 from amuino/doc_pause_unpause

Document the pause and unpause commands available on API v1.12 onwards
Merge pull request #6656 from andersryanc/master

Remove Docs viewport tag to fix iPhone scaling