doc/flux-kvs: Remove excessive details

doc/man1/flux-kvs.adoc

@@ -41,14 +41,7 @@ Different KVS namespaces can be created in which kvs values can be
 read from/written to.  By default, all KVS operations operate on the
 default KVS namespace "primary".  An alternate namespace can be
 specified via the '--namespace' option or the environment variable
-FLUX_KVS_NAMESPACE.  When a KVS namespace is first created, it is only
-created on the leader.  Followers will initialize itself against a
-namespace the first time it is used.  When a namespace is removed, a
-namespace is marked for removal on the leader and an event is
-multicast to followers to similarly mark the namespace for removal.
-The namespace will then be garbage collected in the background.  There
-may be a delay in the namespace being recognized as removed.  Similar
-to commits, it is "eventually consistent".
+FLUX_KVS_NAMESPACE.
 
 flux-kvs(1) runs a KVS 'COMMAND'.  The possible commands and their
 arguments are described below.