Major rewrite

* use dep for vendoring
* lets encrypt
* moved web to transfer.sh-web repo
* single command install
* added first tests

vendor/github.com/golang/gddo/talksapp/setup.sh

@@ -0,0 +1,14 @@
+#!/bin/sh
+go get golang.org/x/tools/cmd/present
+go get golang.org/x/tools/godoc
+present=`go list -f '{{.Dir}}' golang.org/x/tools/cmd/present`
+godoc=`go list -f '{{.Dir}}' golang.org/x/tools/godoc`
+mkdir -p present
+
+(cat $godoc/static/jquery.js $godoc/static/playground.js $godoc/static/play.js && echo "initPlayground(new HTTPTransport());") > present/play.js
+
+cd ./present
+for i in templates static
+do
+    ln -is $present/$i
+done