Instruments-portfolios correct model
chec wyswietlenia instrumentow z portfela
Typo fixes and commentsw
Merge branch 'master' of https://github.com/jsliwinski/finaldo

Conflicts:
	app/controllers/instruments_controller.rb
	app/views/instruments/index.html.erb
	app/views/portfolios/index.html.erb
	config/routes.rb