Major rewrite

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

vendor/github.com/PuerkitoBio/ghost/app.go

@@ -0,0 +1,12 @@
+package ghost
+
+import (
+	"log"
+)
+
+// Logging function, defaults to Go's native log.Printf function. The idea to use
+// this instead of a *log.Logger struct is that it can be set to any of log.{Printf,Fatalf, Panicf},
+// but also to more flexible userland loggers like SeeLog (https://github.com/cihub/seelog).
+// It could be set, for example, to SeeLog's Debugf function. Any function with the
+// signature func(fmt string, params ...interface{}).
+var LogFn = log.Printf