merged style-layout
cosmetic spacing changes in user model
added entry exit date migrations, columns, new view form helper.
to_s(:trade_date) in views, dashboard link to stocks_path, blank date input on stock/edit
started #19 entry-exit-dates, reworked some stocks tests, created date_format helper
merged stock-en-ex-date
entrydate/exitdate migration added with new seed data
completed #19. entry/exit dates for option model, controller, new/edit/index and user/index views
merged option-en-ex-date