update descriptions in setup.py and README.md

Author: jlyang1990

README.md

@@ -42,12 +42,10 @@ The table below compares the execution times of FastTreeSHAP v1 and FastTreeSHAP
 
 ## Installation
 
-You can clone the repository and install using pip:
+FastTreeSHAP package is available on PyPI and can be installed with pip:
 
 ```sh
-git clone https://github.com/linkedin/fasttreeshap.git
-cd fasttreeshap
-pip install .
+pip install fasttreeshap
 ```
 
 Installation troubleshooting:

fasttreeshap/__init__.py

@@ -3,7 +3,7 @@
 import warnings
 import sys
 
-__version__ = '0.1.0'
+__version__ = '0.1.1'
 
 # check python version
 if (sys.version_info < (3, 0)):

setup.py

@@ -132,14 +132,14 @@ def run_setup(with_binary, with_openmp, test_xgboost, test_lightgbm, test_catboo
  setup(
  name='fasttreeshap',
  version=find_version("fasttreeshap", "__init__.py"),
- description='A fast version of TreeSHAP algorithm.',
- long_description="Fast TreeSHAP v1 and v2 are developed to improve the computational "
- +"efficiency of TreeSHAP for large datasets, and in practice v1 is 1.5x "
- +"faster, and v2 is 2.5x faster at the cost of a slightly higher memory usage.",
+ description='A fast implementation of TreeSHAP algorithm.',
+ long_description="FastTreeSHAP package implements two new algorithms FastTreeSHAP v1 and FastTreeSHAP v2, to improve the computational "
+ +"efficiency of TreeSHAP for large datasets. In practice FastTreeSHAP v1 is 1.5x faster than TreeSHAP while keeping "
+ +"the memory cost unchanged, and FastTreeSHAP v2 is 2.5x faster than TreeSHAP at the cost of a slightly higher memory usage.",
  long_description_content_type="text/markdown",
  url='http://github.com/linkedin/fasttreeshap',
  author='Jilei Yang',
- author_email='jlyang@linkedin.com',
+ author_email='jlyang0712@gmail.com',
  license='BSD 2-CLAUSE',
  packages=[
  'fasttreeshap', 'fasttreeshap.explainers', 'fasttreeshap.plots', 'fasttreeshap.plots.colors',