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)
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