added stats page and password reset

vendor/git.giftfish.de/ston1th/authdav/README.md

@@ -0,0 +1,59 @@
+# authdav - a x/net/webdav wrapper
+
+Wrappers:
+* HTTP Basic Auth wrapper for `webdav.Handler`
+* write only once FileSystem wrapper for `webdav.FileSystem`
+
+## Usage
+
+### HTTP Basic Auth
+
+```
+package main
+
+import (
+	"git.giftfish.de/ston1th/authdav"
+	"golang.org/x/net/webdav"
+	"log"
+	"net/http"
+)
+
+type exampleAuthenticator struct {}
+
+func (exampleAuthenticator) BasicAuth(user, password string) bool {
+	if user == "user" && password == "password" {
+		return true
+	}
+	return false
+}
+
+func main() {
+	auth := exampleAuthenticator{}
+	handler := authdav.NewWebdavBasicAuth("", webdav.Dir("."), nil, nil, auth, "webdav with basic auth")
+	log.Fatal(http.ListenAndServe(":8080", handler))
+}
+```
+
+### Write Only
+
+```
+package main
+
+import (
+	"git.giftfish.de/ston1th/authdav"
+	"golang.org/x/net/webdav"
+	"log"
+	"net/http"
+)
+
+func main() {
+	fs := authdav.NewWriteOnlyOnceFileSystem(webdav.Dir("."))
+	handler := &webdav.Handler{
+		Prefix:     "",
+		FileSystem: fs,
+		LockSystem: webdav.NewMemLS(),
+		Logger:     nil,
+	}
+	log.Fatal(http.ListenAndServe(":8080", handler))
+}
+```