Better tracing.

Move the debug channel check from dump_TLBFuncDesc[One] to its callers
for more flexibility in which channel controls the output.

- Add pf_integer_conv and pf_is_integer_format.
- Update pf_fill to handle printing the sign for signed integers.
- Handle I64 integer sizes using pf_integer_conv and pf_output_format_A.

- Added support for URL_FILE_USE_PATHURL.
- Fix handling of '/' and '\'.

- Now handling option SYMOPT_CASE_INSENSITIVE for symbol search.
- Quick implementation of SymSearch on top of SymEnumSymbols (should
  be the other way around).

- Make sure to create all the files used by the new tests.
- Add a couple more SHFileOperation tests.
- Fix some of the old tests.

Misbehaving drivers can take a while to open so change to the hour
glass cursor when opening them.

According to MSDN AtlModuleInit should initialize the modules critical
sections.

Rewrite asynchronous MCI_PLAY command handling in MCIAVI driver, make
it more responsive to commands in the MCI_MODE_PLAY state by checking
hStopEvent even if the time frame between frames has expired.

Fix wgl regression: test glx server version and extensions to use (and
not use glXQueryDrawable on older glx implementations).

bug in SHFileOperation.