Create a student code handler
Merge branch 'master' of https://github.com/J-N/StockMarket
added publicBot

imitates actions of general public, sells stock initially to ensure
liquidity, then monitors general trends
Fix a small error and change the directory structure
Merge branch 'master' of https://github.com/J-N/StockMarket
Fix student generator
Updated publicBot
Add new student
Merge branch 'master' of https://github.com/J-N/StockMarket
merged almost all, some changes pending
Fix merge