init README

README.md

+# OpenMesh Python Bindings
+
+OpenMesh python bindings implemented with
+[pybind11](https://github.com/pybind/pybind11) that are tightly integrated with
+[numpy](http://www.numpy.org/).
+
+## Installing
+1. recursively clone the repo
+2. cd to repo dir
+3. `pip install -e .` (or `pip install -e . --user` if you are not root or in a
+   virtualenv)