removed webcam demo (gradio-app#1312)

Merge pull request gradio-app#799 from gradio-app/streaming-audio-guide

Real-time ASR guide

Merge pull request gradio-app#671 from stephane-vanraes/master

Add dutch language

updated PyPi version to 2.7.5

modified upload script

updated PyPi version

updated PyPi version

Merge branch 'master' of https://github.com/gradio-app/gradio