add .gitignore
rails generated codes
raw implementation
Merge pull request #6 from COSI236TA/integrate

Integrate
Merge branch 'master' into rule_match_result
Merge pull request #7 from COSI236TA/rule_match_result

Rule match result
not done yet
most work, still bug to fix
Merge pull request #9 from COSI236TA/integrate

Integrate
Merge pull request #8 from COSI236TA/rule_match_result

Rule match result
Merge branch 'master' of https://github.com/COSI236TA/Trade_Assistant into integrate