Format coverage rate and wastage rate as %

Coverage rate and wastage rate on Child Coverage screen now formatted
as a string with a % sign at the end.
Adding no visit reason: per diem funds unavailable

Original no visit reason grouped fuel funds as well as per diem fund
unavailability into one reason.  This separates them out.
Making clear name of fuel funds unavailable

Name of funds unavailable for fuel was ambiguous.  Also added messages
to spanish translation from Google Translate.
Adding format coverage and wastage rate as percent to adult coverage

Also directed functions from controllers to shared utility function.
Added basic "powered by OpenLMIS" message to login screen.
Merge branch 'hotfix-ratePercent' into dev-hotfix-ratePercent

Conflicts:
	modules/openlmis-web/src/main/webapp/public/pages/logistics/distribution/partials/adult-coverage.html
	modules/openlmis-web/src/main/webapp/public/pages/logistics/distribution/partials/child-coverage.html
Merge branch 'poweredBy' into dev-poweredBy
Merge branch 'selv-perDiemNoVisitReason' into dev-selv-perDiemNoVisitReason
Adding google translate french for no visit reasons