chore: remove broken link and superfluos eigen include (#15)

.github/build.sh

@@ -1,10 +1,6 @@
 #!/bin/bash
 set -ex
 
-# download eigen-3
-wget https://gitlab.com/libeigen/eigen/-/archive/3.2.7/eigen-3.2.7.tar.bz2
-tar xf eigen-3.2.7.tar.bz2
-
 cd voro++
 make
 cd ../

.github/workflows/ci.yml

@@ -12,7 +12,7 @@ jobs:
     - uses: actions/checkout@v2
 
     - name: build zeo++
-      run: bash .github/build.sh
+      run: sudo apt install libeigen3-dev && bash .github/build.sh
 
     - name: test zeo++
       run: |

README.md

@@ -9,8 +9,6 @@ By Maciej Haranczyk, Chris H Rycroft, Richard L Martin, Thomas F Willems
 This repository contains a fork of the original zeo++ code (version 0.3.0) with bug fixes and improvements, maintained by the [Laboratory of Molecular Simulation](http://lsmo.epfl.ch/) at EPFL.
 For a list of changes, see the [CHANGELOG.md](./CHANGELOG.md).
 
-WWW: http://www.carboncapturematerials.org/Zeo++/
-
 Email: [email protected] (Zeo++) and [email protected] (Voro++)
 
 ## About

zeo++/OMS.h

@@ -18,7 +18,7 @@
 #include <iostream>
 #include <vector>
 
-#include "Eigen/Dense"
+#include "eigen3/Eigen/Dense"
 #include "zeo_consts.h"
 
 #define DIM 3