Added installer

Author: Francesco Beghini

MANIFEST.in

@@ -0,0 +1 @@
+include README.md

README.md

@@ -18,7 +18,12 @@
 $ conda install export2graphlan
 ```
 
-2. Repository
+2. [Pypi](https://pypi.org/project/export2graphlan/)
+```
+$ pip install export2graphlan
+```
+
+3. Repository
 
 ```
 $ git clone git@github.com:SegataLab/export2graphlan.git

setup.py

@@ -0,0 +1,20 @@
+import setuptools
+from setuptools.command.install import install
+from io import open
+import os
+
+install_requires = ["pandas==0.13.1"]
+setuptools.setup(
+    name='export2graphlan',
+    version='0.22',
+    author='Francesco Asnicar',
+    author_email='f.asnicar@unitn.it',
+    url='http://github.com/segatalab/export2graphlan',
+    packages = setuptools.find_packages(),
+    scripts=['export2graphlan.py'],
+    package_dir = {'export2graphlan' : '' },
+    long_description_content_type='text/markdown',
+    long_description=open('README.md').read(),
+    description='export2graphlan is a conversion software tool for producing both annotation and tree file for GraPhlAn',
+    install_requires=install_requires
+)