README updated
Breadcrumbs refactored, spec added, test removed
Therubyracer version removed from gemspec: using last release
Breadcrumbs fixes
Breadcrumbs url from name fixed
Symbol names check added to breadcrumbs spec
Breadcrumbs translations added to locale generator
Merge pull request #664 from kosmatov/breadcrumbs-refactoring

Breadcrumbs refactoring