Merge remote-tracking branch 'upstream/master'
Adding all Happitails files
Adding files and setup
Adding list all clients draft
Editing to_s
List client info done, working on list stocks
Slight modification
Before changing list_client_info to list_clients
Working list all client info, list all stocks, list all clients.
Adding add_client and add_portfolio.
Started working on buy_stocks
First draft of buy stocks finished.
Problems with buy stock, stocks function.
Edit
All functions working.
Merge pull request #62 from hansss/master

W1D5 Stocks HW