Fixes tests, adds test for locale_data_folder.
Fixes tests, adds test for locale_data_folder.

jtamiace/kolibri,DXCanas/kolibri,lyw07/kolibri,MingDai/kolibri,learningequality/kolibri,jamalex/kolibri,benjaoming/kolibri,jtamiace/kolibri,aronasorman/kolibri,DXCanas/kolibri,jamalex/kolibri,jtamiace/kolibri,christianmemije/kolibri,lyw07/kolibri,jonboiser/kolibri,rtibbles/kolibri,jtamiace/kolibri,rtibbles/kolibri,mrpau/kolibri,66eli77/kolibri,aronasorman/kolibri,lyw07/kolibri,jayoshih/kolibri,benjaoming/kolibri,jayoshih/kolibri,christianmemije/kolibri,jamalex/kolibri,jonboiser/kolibri,aronasorman/kolibri,learningequality/kolibri,indirectlylit/kolibri,DXCanas/kolibri,learningequality/kolibri,jonboiser/kolibri,christianmemije/kolibri,rtibbles/kolibri,jonboiser/kolibri,66eli77/kolibri,indirectlylit/kolibri,christianmemije/kolibri,jayoshih/kolibri,benjaoming/kolibri,learningequality/kolibri,mrpau/kolibri,jamalex/kolibri,indirectlylit/kolibri,rtibbles/kolibri,MingDai/kolibri,jayoshih/kolibri,benjaoming/kolibri,DXCanas/kolibri,66eli77/kolibri,lyw07/kolibri,mrpau/kolibri,mrpau/kolibri,MingDai/kolibri,indirectlylit/kolibri,MingDai/kolibri,66eli77/kolibri,aronasorman/kolibri