PLA-348 add code for checking internationalized domains
PLA-348 set define for default language, remove checking for community wiki
PLA-327 lower number of chars in description so that long words won't make it longer than three lines
PLA-327 change the way we load images, so they can be loaded from different sources
PLA-327 update tests for getWikiMatchByHost
PLA-327 moving const to class from setup
PLA-327 adding test for getWikiMathByHost to test langs
fixing SearchConfig::getLanguageCode test
fixing MediaWikiServiceTests