Rebalance WealthSimple portfolios (#7)

* Configure for rebalancing WealthSimple portfolios

Change the tool so that it works on Wealthsimple portfolios instead of
generic portfolios.

.travis.yml

@@ -1,6 +1,8 @@
 language: python
 python:
   - '3.7'
+  - '3.8'
+  - '3.9'
 before_install:
   - pip install poetry
   - pip install codecov

CONTRIBUTING.md

@@ -16,7 +16,7 @@ push. It will perform these checks for every python version that we support, and
 in. You can also running these checks manually before you push your code out as well:
 ```bash
 # Run the test suite manually using your system's default python version:
-poetry run pytest --cov-report term --cov=portfolio_rebalancer
+poetry run pytest --cov-report term --cov=ws_rebalancer
 
 # Run the linter against the project's default python version
 poetry run flake8
@@ -30,7 +30,7 @@ poetry run tox
 
 ## Running the tool manually
 ```
-poetry run portfolio-rebalancer ...
+poetry run ws-rebalancer ...
 ```
 
 ## Creating a release

README.md

@@ -1,7 +1,7 @@
 Portfolio Rebalancer
 =
-[![Build Status](https://travis-ci.com/EmilMaric/portfolio-rebalancer.svg?branch=main)](https://travis-ci.com/EmilMaric/portfolio-rebalancer)
-[![codecov](https://codecov.io/gh/EmilMaric/portfolio-rebalancer/branch/main/graph/badge.svg?token=XJ371LIRJB)](https://codecov.io/gh/EmilMaric/portfolio-rebalancer)
+[![Build Status](https://travis-ci.com/EmilMaric/ws-rebalancer.svg?branch=main)](https://travis-ci.com/EmilMaric/ws-rebalancer)
+[![codecov](https://codecov.io/gh/EmilMaric/ws-rebalancer/branch/main/graph/badge.svg?token=XJ371LIRJB)](https://codecov.io/gh/EmilMaric/ws-rebalancer)
 
 A CLI tool that informs you what buys you need to make to best rebalance your portfolio. The tool requires the following information in the form of a
 CSV file:
@@ -10,13 +10,13 @@ CSV file:
 - What the target allocation is of the asset in question
 - A lump sum of cash that you're looking to invest in this portfolio
 
-The tool will do the calculations necessary to tell you how much of each asset you need to buy (if at all) to bring your portfolio as close as 
+The tool will do the calculations necessary to tell you how much of each asset you need to buy (if at all) to bring your portfolio as close as
 possible to the target allocations you defined.
 
 # Installation
 ```
 # To get the latest release
-pip install portfolio-rebalancer
+pip install ws-rebalancer
 ```
 
 # CSV-file requirements