clear project - 2, change Gemfile
 add cancan
variant 1
Commit bootstrap & routes
devise signout_added
Merge branch 'alex' into alexnew

Conflicts:
	app/assets/stylesheets/custom.css.scss
	app/views/layouts/application.html.erb
Merge branch 'alex' into alexnew

Conflicts:
	app/assets/stylesheets/custom.css.scss
	app/views/layouts/application.html.erb
before cancan role - project clean
Test variant - change models - base - devise - cancan  - variant 1
Test variant - change models - base - devise - cancan  - variant 1-1
Test variant - change models - base - devise - cancan  - variant 1-2
Test variant - part of the test models - car, comment - part of the factories
Test variant - full  the test models - car, comment - part test
Test variant -   change # 3
completed car view in views/cars/
Update index.html.erb

changed welcome text a little