Docco and logging`

README.md

@@ -2,13 +2,23 @@
 
 ## Pre-requisites
 
-* youtube-dl (plus any of it's required dependencies, like ffmpeg)
+* youtube-dl (plus any of its required dependencies, like ffmpeg)
 * golang compiler
 
 ## Build
 
-TBD
+    go build
 
 ## Running
 
-TBD
+    ./gropple -port 8000 -address http://hostname:8000 -path /downloads
+
+With no arguments, it will listen on port 8000 and use an address of 'http://localhost:8000'.
+
+The address must be specified so that the bookmarklet can refer to the correct
+host when it is not running on your local machine. You may also need to specify
+a different address if you are running it behind a proxy server or similar.
+
+## Using
+
+