added README

README.md

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+# qutebrowser-readability
+
+Userscript that executes [python-readability](https://github.com/buriy/python-readability) on current page and opens the summary as new tab.
+
+## Install
+
+1. Install `readability-lxml` using pip or system package manager:
+```bash
+pip2 install readability-lxml
+```
+2. Place the script at `~/.local/share/qutebrowser/userscripts/readability`
+
+
+## Usage
+
+```
+:spawn --userscript readability
+
+```
+
+## Example
+
+![example](qutebrowser-readability.png)