Add support for listing read/only and read/write images

When removing --all images prune images only attempt to remove read/write images,
ignore read/only images

Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/API.md b/API.md
index febd094df..ec8512fd4 100755
--- a/API.md
+++ b/API.md
@@ -1592,6 +1592,8 @@ labels [map[string]](#map[string])
 isParent [bool](https://godoc.org/builtin#bool)
 
 topLayer [string](https://godoc.org/builtin#string)
+
+readOnly [bool](https://godoc.org/builtin#bool)
 ### <a name="ImageHistory"></a>type ImageHistory
 
 ImageHistory describes the returned structure from ImageHistory.