Add container list filtering to API docs.

Signed-off-by: Kamil Domański <kamil@domanski.co> (github: kdomanski)

docs/sources/reference/api/docker_remote_api_v1.14.md

@@ -84,6 +84,7 @@ Query Parameters:
 -   **since** – Show only containers created since Id, include non-running ones.
 -   **before** – Show only containers created before Id, include non-running ones.
 -   **size** – 1/True/true or 0/False/false, Show the containers sizes
+-   **filters** - a json encoded value of the filters (a map[string][]string) to process on the containers list.
 
 Status Codes:
 

docs/sources/reference/api/docker_remote_api_v1.15.md

@@ -88,6 +88,7 @@ Query Parameters:
         non-running ones.
 -   **size** – 1/True/true or 0/False/false, Show the containers
         sizes
+-   **filters** - a json encoded value of the filters (a map[string][]string) to process on the containers list.
 
 Status Codes:
 

docs/sources/reference/api/docker_remote_api_v1.16.md

@@ -88,6 +88,7 @@ Query Parameters:
         non-running ones.
 -   **size** – 1/True/true or 0/False/false, Show the containers
         sizes
+-   **filters** - a json encoded value of the filters (a map[string][]string) to process on the containers list.
 
 Status Codes: