tests: cleanup

tests:
- add "hello" to test first basic compilation to file/memory
- add "more" test (tests2 suite)
- remove some tests

tests2:
- move into tests dir
- Convert some files from DOS to unix LF
- remove 2>&1 redirection

win32:
- tccrun.c: modify exception filter to exit correctly (needed for btest)
- tcctest.c: exclude weak_test() (feature does not exist on win32)

tests/tests2/16_nesting.expect

@@ -1,18 +1,18 @@
-0 0 0
-0 0 1
-0 0 2
-0 1 0
-0 1 1
-0 1 2
-0 2 0
-0 2 1
-0 2 2
-1 0 0
-1 0 1
-1 0 2
-1 1 0
-1 1 1
-1 1 2
-1 2 0
-1 2 1
-1 2 2
+0 0 0
+0 0 1
+0 0 2
+0 1 0
+0 1 1
+0 1 2
+0 2 0
+0 2 1
+0 2 2
+1 0 0
+1 0 1
+1 0 2
+1 1 0
+1 1 1
+1 1 2
+1 2 0
+1 2 1
+1 2 2