Unlink; minor docs changes.

ape/hood.hoon

@@ -86,6 +86,7 @@
 ++  peer-drum                 (wrap peer):from-drum
 ++  poke-dill-belt            (wrap poke-dill-belt):from-drum
 ++  poke-drum-link            (wrap poke-link):from-drum
+++  poke-drum-unlink          (wrap poke-unlink):from-drum
 ::++  poke-drum-exit            (wrap poke-exit):from-drum
 ++  poke-drum-start           (wrap poke-start):from-drum
 ++  poke-helm-hi              (wrap poke-hi):from-helm

gen/hood/unlink.hoon

@@ -0,0 +1,15 @@
+::
+::::  /hoon/link/hood/gen
+  ::
+/?  314
+::
+::::
+  !:
+:-  %say
+|=  $:  [now=@da eny=@uvI byk=beak]
+        [arg=$?([dap=term ~] [who=ship dap=term ~]) ~]
+    ==
+:-  %drum-unlink
+?~  +.arg
+  [p.byk dap.arg]
+[who.arg dap.arg]

lib/drum.hoon

@@ -178,6 +178,11 @@
   =<  se-abet  =<  se-view
   (se-link gyl)
 ::
+++  poke-unlink                                       ::
+  |=  gyl=gill
+  =<  se-abet  =<  se-view
+  (se-klin gyl)
+::
 :: ++  poke-exit                                         ::
 ::   |=(~ se-abet:(se-blit `dill-blit`[%qit ~]))  ::  XX find bone
 :: ::
@@ -407,6 +412,10 @@
   ?~  t.yal  i.yal
   :(welp i.yal ", " $(yal t.yal))
 ::
+++  se-klin                                           ::  disconnect app
+  |=  gyl=gill
+  +>(eel (~(del in eel) gyl))
+::
 ++  se-link                                           ::  connect to app
   |=  gyl=gill
   +>(eel (~(put in eel) gyl))

pub/docs.mdy

@@ -12,12 +12,10 @@ doc, and general propaganda (whitepaper, essays, videos, etc).
 
 If you want to try Urbit, start with the [user doc](docs/user).
 If you want to learn about Urbit, subject yourself to the
-[theory](docs/theory).  Or start with the user doc.  It
-doesn't assume any prior knowledge of the technology.
+[theory](docs/theory).  Or just start with the user doc, which
+doesn't assume any prior knowledge.
 
-If you want to code on Urbit, which is certainly what Urbit is
-for right now, we're sorry.  The developer doc remains under
-construction.  We'll have more soon, starting with Nock.
+The developer doc is still under construction...
 
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