Fix path bug (#47)

* Assume "/" path when its nil

* Bump version

Author: Noarkhh

README.md

@@ -18,7 +18,7 @@ of dependencies in `mix.exs`:
 ```elixir
 def deps do
   [
-    {:membrane_rtsp, "~> 0.10.0"}
+    {:membrane_rtsp, "~> 0.10.1"}
   ]
 end
 ```

lib/membrane_rtsp/rtsp.ex

@@ -204,7 +204,7 @@ defmodule Membrane.RTSP do
     case URI.parse(url) do
       %URI{host: host, scheme: "rtsp"} = url when is_binary(host) ->
         start_fun.(__MODULE__, %{
-          url: %URI{url | port: url.port || @default_rtsp_port},
+          url: %URI{url | port: url.port || @default_rtsp_port, path: url.path || "/"},
           options: options
         })
 

mix.exs

@@ -1,7 +1,7 @@
 defmodule Membrane.RTSP.MixProject do
   use Mix.Project
 
-  @version "0.10.0"
+  @version "0.10.1"
   @github_url "https://github.com/membraneframework/membrane_rtsp"
 
   def project do