version bump and pypi readme addition

Author: idroz

setup.py

@@ -1,9 +1,14 @@
 from setuptools import setup
 from setuptools import find_packages
 
+with open('README.md', encoding='utf-8') as f:
+    long_description = f.read()
+
 setup(name='ivis',
-      version='1.1.4',
+      version='1.1.5',
       description='Artificial neural network-driven visualization of high-dimensional data using triplets.',
+      long_description=long_description,
+      long_description_content_type='text/markdown',
       url='http://github.com/beringresearch/ivis',
       author='Benjamin Szubert, Ignat Drozdov',
       author_email='[email protected], [email protected]',