[PATCH v2 8/9] man: document notmuch address --deduplicate=address option

[Jani Nikula]

Document the deduplication based on case insensitive address.
---
 doc/man1/notmuch-address.rst | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/doc/man1/notmuch-address.rst b/doc/man1/notmuch-address.rst
index 4ae7395bce4d..b85cc37213e5 100644
--- a/doc/man1/notmuch-address.rst
+++ b/doc/man1/notmuch-address.rst
@@ -55,7 +55,7 @@ Supported options for **address** include
             Note: With this option, addresses are printed only after
             the whole search is finished. This may take long time.
 
-    ``--deduplicate=(no|mailbox)``
+    ``--deduplicate=(no|mailbox|address)``
 
         Control the deduplication of results.
 
@@ -70,6 +70,13 @@ Supported options for **address** include
 	    uniq**, except for the order of results. This is the
 	    default.
 
+        **address**
+            Deduplicate addresses based on the case insensitive
+            address part of the mailbox. Of all the variants (with
+            different name or case), print the one occurring most
+            frequently among the matching messages. If --output=count
+            is specified, include all variants in the count.
+
     ``--sort=``\ (**newest-first**\ \|\ **oldest-first**)
         This option can be used to present results in either
         chronological order (**oldest-first**) or reverse chronological
-- 
2.1.4