Allow base destructors to run and fix some error reporting.

sourcepawn/compiler/tests/fail-delete-no-dtor.sp

@@ -0,0 +1,10 @@
+native Handle:CreateHandle();
+
+methodmap Handle {
+	public Handle() = CreateHandle;
+};
+
+public main() {
+	new Handle:handle = Handle();
+	delete handle;
+}

sourcepawn/compiler/tests/fail-delete-no-dtor.txt

@@ -0,0 +1 @@
+methodmap Handle has no destructor; delete cannot be used

sourcepawn/compiler/tests/ok-base-dtor.sp

@@ -0,0 +1,15 @@
+native Handle:CreateHandle(count);
+native CloseHandle(Handle:handle);
+
+methodmap Handle {
+	public Handle() = CreateHandle;
+	public ~Handle() = CloseHandle;
+};
+
+methodmap Crab < Handle {
+};
+
+public main() {
+	new Crab:crab;
+	delete crab;
+}

sourcepawn/compiler/tests/runtests.py

@@ -42,7 +42,7 @@ def run_tests(args):
 
             if status == 'ok' and kind != 'pass':
                 with open(os.path.join(testdir, test + '.txt')) as fp:
-                    text = fp.read()
+                    text = fp.read().strip()
                 if text not in stdout:
                     print('Expected to find text in stdout: >>>')
                     print(text)