add pypi link to readme

README.md

@@ -6,6 +6,10 @@ The general idea is to implement something resembling the GDSII file-format, but
 with some vectorized element types (eg. circles, not just polygons), better support for
 E-beam doses, and the ability to output to multiple formats.
 
+- [Source repository](https://mpxd.net/code/jan/masque)
+- [PyPi](https://pypi.org/project/masque)
+
+
 ## Installation
 
 Requirements:
@@ -28,9 +32,12 @@ pip3 install git+https://mpxd.net/code/jan/masque.git@release
 ```
 
 ## TODO
+
 * Mirroring
 * Polygon de-embedding
+
 ### Maybe
+
 * Construct from bitmap
 * Boolean operations on polygons (using pyclipper)
 * Output to OASIS (using fatamorgana)