Add bits of example bundle documentation.

* Cleanup foo1_0 hello example.

incoming/Makefile

@@ -1,5 +1,7 @@
+# Keter Configuration Examples
+#
+#  See README.md for build details
 
-# Build test bundles. See README.md
 
 GHC?=ghc
 

incoming/README.md

@@ -1,9 +1,13 @@
 # Keter Configuration Examples
 
+
 Build all examples:
 
     $ make
 
+The resulting build will attempt to use the package-db
+in the parent directory,
+
 Build Keter app bundle with V1.0 configuration syntax:
 
     $ make foo1_0
@@ -15,3 +19,9 @@ Build Keter websocket app bundle:
 Build Keter app bundle with V0.4 configuration syntax:
 
     $ make foo
+
+
+The resulting bundles are moved into the ./incoming folder and will be
+unpacked and served by Keter. You can use `make clean` to clean the
+incoming directory and remove all bundles.
+

incoming/foo1_0/hello.hs

@@ -25,13 +25,11 @@ main = do
         liftIO $ hFlush stdout
         liftIO $ hPutStrLn stderr $ "Testing standard error"
         liftIO $ hFlush stderr
-        send $ responseLBS status200 [("content-type", "text/plain")] $ L8.pack $ unlines
-            $ ("Message: " ++ msg)
-            : ("Path: " ++ fp)
-            : ("Headers: " ++ show (requestHeaders req))
-            : map (\(k, v) -> concat
-                [ "Env: "
-                , k
-                , " = "
-                , v
-                ]) env
+        send $ responseLBS status200 [("content-type", "text/plain")]
+             $ L8.pack $ unlines
+             $ ("Message: " ++ msg)
+                : ("Path: " ++ fp)
+                : ("Headers: " ++ show (requestHeaders req))
+                : map (\(k, v) -> concat [ "Env: "
+                                         , k, " = ", v
+                                         ]) env