Merge pull request #4638 from ichik1/cli-doc-minor-fix

Some minor fixes for cli docs

docs/sources/reference/commandline/cli.rst

@@ -82,7 +82,6 @@ Commands
       --ip="0.0.0.0": Default IP address to use when binding container ports
       --ip-forward=true: Enable net.ipv4.ip_forward
       --iptables=true: Enable Docker's addition of iptables rules
-      --mtu=0: Set the containers network MTU; if no value is provided: default to the default route MTU or 1500 if not default route is available
       -p, --pidfile="/var/run/docker.pid": Path to use for daemon PID file
       -r, --restart=true: Restart previously running containers
       -s, --storage-driver="": Force the docker runtime to use a specific storage driver
@@ -609,8 +608,8 @@ To see how the ``docker:latest`` image was built:
       -a, --all=false: Show all images (by default filter out the intermediate images used to build)
       --no-trunc=false: Don't truncate output
       -q, --quiet=false: Only show numeric IDs
-      --tree=false: Output graph in tree format
-      --viz=false: Output graph in graphviz format
+      -t, --tree=false: Output graph in tree format
+      -v, --viz=false: Output graph in graphviz format
 
 Listing the most recently created images
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