Fix l10n_status.py script history table
Fix l10n_status.py script history table

This fixes some issues with displaying the history table so that it
shows up/down movements for highlighted locales correctly.

Ritsyy/fjord,staranjeet/fjord,staranjeet/fjord,lgp171188/fjord,DESHRAJ/fjord,DESHRAJ/fjord,rlr/fjord,DESHRAJ/fjord,Ritsyy/fjord,Ritsyy/fjord,Ritsyy/fjord,mozilla/fjord,staranjeet/fjord,hoosteeno/fjord,rlr/fjord,rlr/fjord,lgp171188/fjord,hoosteeno/fjord,mozilla/fjord,rlr/fjord,hoosteeno/fjord,hoosteeno/fjord,mozilla/fjord,mozilla/fjord,lgp171188/fjord,lgp171188/fjord,staranjeet/fjord