Add a gendoc script

Dumps output to .godoc

.gitignore

@@ -1,3 +1,5 @@
+.godoc
+
 .*.swp
 
 # Compiled Object files, Static and Dynamic libs (Shared Objects)

gendoc.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+
+# Run a godoc server which we will scrape. Clobber the GOPATH to include
+# only our dependencies.
+GOPATH=$(pwd):$(pwd)/vendor godoc -http=localhost:6060 &
+DOC_PID=$!
+
+# Wait for the server to init
+sleep 1
+
+# Scrape the pkg directory for the API docs. Scrap lib for the CSS/JS. Ignore everything else.
+# The output is dumped to the directory "localhost:6060".
+wget -r -m -k -E -p --include-directories="/pkg,/lib" --exclude-directories="*" http://localhost:6060/pkg/github.com/matrix-org/go-neb/
+
+# Stop the godoc server
+kill -9 $DOC_PID
+
+mv localhost\:6060 .godoc
+echo "Docs can be found in .godoc"
+echo "Replace /lib and /pkg in the gh-pages branch to update gh-pages"