Fix broken links

README.md

@@ -19,14 +19,14 @@ will install optimap and all recommended dependencies (including OpenCV and PySi
 pip install opticalmapping
 ```
 
-instead. See [Getting Started](https://optimap.readthedocs.io/en/latest/getting_started.html) for more information.
+instead. See [Installing Optimap](https://optimap.readthedocs.io/en/latest/chapters/getting_started.html#installing-optimap) for more information.
 
 ## Getting Started
-See the [Getting Started](https://optimap.readthedocs.io/en/latest/getting_started.html) guide for installation instructions and a quick introduction to optimap. See the [Tutorials](https://optimap.readthedocs.io/en/latest/tutorials.html) for more detailed examples.
+See the [Getting Started](https://optimap.readthedocs.io/en/latest/chapters/getting_started.html) guide for installation instructions and a quick introduction to optimap. See the [Tutorials](https://optimap.readthedocs.io/en/latest/tutorials/basics.html) for more detailed examples.
 
 ## Links
 
-* [Documentation](https://optimap.readthedocs.io)
+* [Documentation](https://optimap.readthedocs.io/en/latest/index.html)
 * [Issue tracker](https://github.com/cardiacvision/optimap/issues)
 * [Source code](https://github.com/cardiacvision/optimap)