Increase JSONFileDAO merging to 1s.
Increase JSONFileDAO merging to 1s.

foam-framework/foam,foam-framework/foam,mdittmer/foam,jacksonic/foam,jlhughes/foam,foam-framework/foam,jacksonic/foam,jacksonic/foam,jlhughes/foam,foam-framework/foam,foam-framework/foam,mdittmer/foam,jacksonic/foam,jlhughes/foam,mdittmer/foam,jlhughes/foam,mdittmer/foam