chore: add GUT test framework

addons/gut/test/output_tests/gut_output_test.gd

@@ -0,0 +1,34 @@
+class_name GutOutputTest
+extends GutInternalTester
+## Base class for tests that require the output be manually inspected.  This
+## has not been applied to everything yet.
+
+
+func look_for(text):
+	_lgr.log(str("Look for:  ", text), _lgr.fmts.bold)
+	pass_test("check for output")
+
+
+
+func should_not_error():
+	_lgr.log("There should not be any errors in this test.", _lgr.fmts.bold)
+	pass_test("no errors")
+
+
+
+func should_error(text=""):
+	_lgr.log(str("There should be ERRORs:  ", text), _lgr.fmts.bold)
+	pass_test("check for errors")
+
+
+
+func should_warn(text=""):
+	_lgr.log(str("There should be Warnings:  ", text), _lgr.fmts.bold)
+	pass_test("check for warnings")
+
+
+func just_look_at_it(text=""):
+	if(text == ""):
+		text = "Look at the text, see if you like it or not, or whatever"
+	_lgr.log(text, _lgr.fmts.bold)
+	pass_test("")