oleaut32: Fix TLB dependencies lookup (try 2)

[Guillaume Charifi]

Corrected some potential failures and nonsense in the code.

Fixes http://bugs.winehq.org/show_bug.cgi?id=34184
---
 dlls/oleaut32/tests/Makefile.in  |   1 +
 dlls/oleaut32/tests/test_dep.idl |  44 ++++++++++++++++++++++++++++++++++++++++++++
 dlls/oleaut32/tests/tmarshal.rc  |   3 +++
 dlls/oleaut32/tests/typelib.c    |  43 +++++++++++++++++++++++++++++++++++++++++++
 dlls/oleaut32/typelib.c          | 111 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++---------
 5 files changed, 193 insertions(+), 9 deletions(-)
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