Bug 34103: Capitalization: Currencies & Exchange rates

Bug 34103: Capitalization: Currencies & Exchange rates

This patch corrects the breadcrumbs in the Administration > Currencies
and exchange rates page to follow current capitalization and
typographical guidelines.

To test:
0. Apply patch
1. Go to Administration > Currencies and exchange rates
2. Verify that the breadcrumb has no spelling errors, and that
   capitalization and typography guidelines are applied
3. Click 'Delete' next to one of the currencies
4. Verify that the breadcrumb has no spelling errors, and that
   capitalization and typography guidelines are applied

Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>
Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>