Japanese Language added, balance changes and UI improvements. — Democracy 4 Steam update #1158969

1) Added names file picker and minister art picker to the country editor mod screen. 2) Improved the way the game handles fullscreen borderless mode for better alt+tabbing. 3) The impact of food stamps on health and farmers income is now scaled by the actual number of poor people. 4) Fixed some errors regarding Inner City Riots, Race Riots and Tear Gas/Water cannon policies. 5) Fixes to prevent some incorrectly formatted mods from loading in. 6) Fixed equation processor so you can use a variable with a space inside it as an argument. 7) A number of changes to equations to make it harder to achieve super-high levels of GDP. 8) Really low unemployment will now be a major input to the skills shortage situation. 9) Create mod screen now sticks your steam name (if logged in) as the default author name for new mods. 10) Create/update mod screens now let you set your mod's visibility from withi...