Update README.md for release

Author: Haannbboo

README.md

@@ -1,36 +1,50 @@
-# EVE tools for trading
+# EVE Tools for trading
 
 > A collection of trading tools that are helpful for EVE game plays.
 
 _Author: Hanbo Guo_
 
-_EVE character name: Hanbie Serine_
+_EVE character: Hanbie Serine_
 
 _Contact: hbopublic@163.com_
 
 
+## What is EVE Tools
+
+EVE Tools is a Python package that simplifies EVE ESI. The goal is to write easier and faster Python scripts that analyze EVE data for ISK making. 
+
 ## Installations
 
-#### 0. Have a working Python environment. 
-#### 1. Download everything to local.
-#### 2. Run the `requirements.txt` file with pip install.
+### 0. Have a working Python environment. 
+### 1. Install using PyPI
+```sh
+pip3 install eve_tools
+```
+-----
+or
+### 1. Install manually
+
+#### 1.1 Download everything under this repo
+
+#### 1.2 Run `requirements.txt` file with pip install.
 ```sh
-# install after downloading
-cd (PATH of the download) 
-(e.g. macOS: /Users/{NAME}/Downloads/EVE_tools;
-Windows: C:\Users\{NAME}\Downloads\EVE_tools) 
+cd path/to/your/download/EVE_tools-master
 
 pip3 install -r requirements.txt
 ```
-#### 3. Run `example.py` by: 
 
-* double clicking it (in Windows)
-* or go to a Python IDE to launch it 
-* or possibly:
+#### 1.3 Setup
 ```sh
-python3 examples.py
+python setup.py install
 ```
-* or maybe try with
+-----
+### 2. Try with `example.py`
+
+Download `examples.py`, run it by:
+* double clicking it (in Windows)
+* or go to a Python IDE to launch it 
+* or
 ```sh
 python examples.py
 ```
+You will see the result `hauling.csv` generated in the same directory as `examples.py`.