Update requirements.txt, setup.py and README.md to reflect beta state

Author: Michael Chu

README.md

@@ -7,6 +7,8 @@
 Optopsy is a nimble backtesting and statistics library for option strategies, it is designed to answer questions like
 "How do vertical spreads perform on the SPX?" or "Which strikes and/or expiration dates should I choose to make the most potential profit?"
 
+**This library is currently being rewritten and is in beta state, use at your own risk**
+
 ## Supported Option Strategies
 * Calls/Puts
 * Straddles/Strangles (WIP)

requirements.txt

@@ -1,8 +1,4 @@
 # It is recommended to install Miniconda3 for Python 3.6.1 and Pandas
 pandas>=0.23.1
-enum34; python_version <= '2.7'
-pathlib2; python_version <= '2.7'
 pytest>=3.10.0
 numpy>=1.14.3
-pyprind>=2.11.2
-psutil>=5.4.8

setup.py

@@ -5,7 +5,7 @@
     description="Python Backtesting library for options trading strategies",
     long_description=open("README.md").read(),
     long_description_content_type="text/markdown",
-    version="1.0.4",
+    version="2.0.0b1",
     url="https://github.com/michaelchu/optopsy",
     author="Michael Chu",
     author_email="[email protected]",
@@ -16,4 +16,8 @@
         "Programming Language :: Python :: 3.6",
     ],
     packages=["optopsy"],
+    install_requires=[
+        'pandas',
+        'numpy'
+    ]
 )