Rename to Config, Fix slowness of ShowCommands and improve quality

src/test/tests.cpp

@@ -150,7 +150,7 @@ void Test(mco_coro *co) {
 }
 
 void InitTests() {
-    StyleWaitForEvents = false;
+    ConfigWaitForEvents = false;
     TestDir = Format(TestArena, "%S/test_env", GetExeDir(TestArena));
     CoAdd(Test);
 }