ActiveSearch/SearchAll command and beginnings of ReplaceAll command, coroutine interface change

src/test/tests.cpp

@@ -152,6 +152,9 @@ void Test(mco_coro *co) {
 void InitTests() {
     WaitForEvents = false;
     TestDir = Format(TestArena, "%S/test_env", GetExeDir(TestArena));
+
+    CoRemove("Test");
     CoData *data = CoAdd(Test);
     data->dont_wait_until_resolved = true;
+    CoResume(data);
 }