Release 4.3

-Refactored DB update code. If a groupName or unitName is duplicated it will now overwrite the older DB entry for all "live" DBs
-Several fixes for dnyAddStatic function
--Optimized it by trimming excess code out.
--fixed country checker to better account for country names with spaces
--fixed function was broken if given certain params
-dynAdd functions now index names by category.
-Added mist.DBs.const.shapeNames DB. This is simply a table of static object names and their corresponding shape names.
-Added some error checking for some functions.