Update README.md

Author: Ruilong Li(李瑞龙)

Diff for: README.md

@@ -7,6 +7,7 @@ Pytorch based data streamer. (Capture, Video & Image).
 ```
 # via pip
 pip install git+https://github.com/Project-Splinter/streamer_pytorch --upgrade
+
 # via git clone
 git clone https://github.com/Project-Splinter/streamer_pytorch
 cd streamer_pytorch