docs for labels on build, networks and volumes

Signed-off-by: Harald Albers <github@albersweb.de>
(cherry picked from commit 995e5beda7)

docs/reference/commandline/build.md

@@ -26,6 +26,7 @@ parent = "smn_cli"
       --force-rm                      Always remove intermediate containers
       --help                          Print usage
       --isolation=""                  Container isolation technology
+      --label=[]                      Set metadata for an image
       -m, --memory=""                 Memory limit for all build containers
       --memory-swap=""                A positive integer equal to memory plus swap. Specify -1 to enable unlimited swap.
       --no-cache                      Do not use cache when building the image

docs/reference/commandline/network_create.md

@@ -23,6 +23,7 @@ parent = "smn_cli"
     --ipam-driver=default    IP Address Management Driver
     --ipam-opt=map[]         Set custom IPAM driver specific options
     --ipv6                   Enable IPv6 networking
+    --label=[]               Set metadata on a network
     -o --opt=map[]           Set custom driver specific options
     --subnet=[]              Subnet in CIDR format that represents a network segment
 

docs/reference/commandline/volume_create.md

@@ -16,6 +16,7 @@ parent = "smn_cli"
 
       -d, --driver=local    Specify volume driver name
       --help                Print usage
+      --label=[]            Set metadata for a volume
       --name=               Specify volume name
       -o, --opt=map[]       Set driver specific options
 

man/docker-build.1.md

@@ -13,6 +13,7 @@ docker-build - Build a new image from the source code at PATH
 [**-f**|**--file**[=*PATH/Dockerfile*]]
 [**--force-rm**]
 [**--isolation**[=*default*]]
+[**--label**[=*[]*]]
 [**--no-cache**]
 [**--pull**]
 [**-q**|**--quiet**]
@@ -71,6 +72,9 @@ set as the **URL**, the repository is cloned locally and then sent as the contex
 **--isolation**="*default*"
    Isolation specifies the type of isolation technology used by containers. 
 
+**--label**=*label*
+   Set metadata for an image
+
 **--no-cache**=*true*|*false*
    Do not use cache when building the image. The default is *false*.
 

man/docker-network-create.1.md

@@ -15,6 +15,7 @@ docker-network-create - create a new network
 [**--ipam-driver**=*default*]
 [**--ipam-opt**=*map[]*]
 [**--ipv6**]
+[**--label**[=*[]*]]
 [**-o**|**--opt**=*map[]*]
 [**--subnet**=*[]*]
 NETWORK-NAME
@@ -156,6 +157,9 @@ If you want to create an externally isolated `overlay` network, you can specify
 **--ipv6**
   Enable IPv6 networking
 
+**--label**=*label*
+   Set metadata for a network
+
 **-o**, **--opt**=map[]
   Set custom driver options
 

man/docker-volume-create.1.md

@@ -8,6 +8,7 @@ docker-volume-create - Create a new volume
 **docker volume create**
 [**-d**|**--driver**[=*DRIVER*]]
 [**--help**]
+[**--label**[=*[]*]]
 [**--name**[=*NAME*]]
 [**-o**|**--opt**[=*[]*]]
 
@@ -51,6 +52,9 @@ Another example:
 **--help**
   Print usage statement
 
+**--label**=*label*
+   Set metadata for a volume
+
 **--name**=""
   Specify volume name