Update nb.po

HRN
Unused CSS
Unescaped HTML in shared-note list
Unescaped HTML in repository list
Unescaped HTML in source list
Unnecessary RTL formatting breaks RTL layout
Correct media title and the media thumbnail spacing
Don't show registered timestamp when it does not exist
Remove bolding from title on media thumbnail
Fix for issue 217 - Tighten the scope of the on click event for the "show parents" buttons

Same for "statistics" buttons

As filter buttons are now within the table the on click event for them can also be parented on the table
Individual lists - filter by death not working
Families list - divorce filter not working
Merge pull request #220 from ddrury/Issue217fix

Fix for issue 217
Global Javascript variables should be local
Fix broken display when changes pending. eg. favourites block when pending change is to one of the displayed facts

Removed ".block .old" & ".block .new" classes
Remove I18N debug tool.
Merge pull request #221 from ddrury/CSSfix

Fix broken display when changes pending.
Error in error message when merging non-existant records
#1340440 - Mail from site to administrator is in unexpected language
Import classes, per PSR autoloading standards