g_setprgname is implicitly called by g_option_context_new() with a check
to see if it's been set already, so set it before g_option_context_new()
Move version printing back until after the options have been parsed,
otherwise it won't work, since it evaluates a flag set by the
option parser.
Original commit message from CVS:
* tools/gst-inspect.c:
* tools/gst-launch.c:
* tools/gst-typefind.c:
* tools/gst-xmlinspect.c:
* tools/tools.h:
Fix up includes: need to include stdlib.h in tools.h for exit().
Original commit message from CVS:
* tools/Makefile.am:
* tools/gst-inspect.c: (main):
* tools/gst-launch.c: (main):
* tools/gst-xmlinspect.c: (main):
* tools/tools.h:
Add back --version command line option (#340460).
* tools/gst-typefind.c: (have_type_handler), (typefind_file), (main):
Add --version option and use GOption for argument parsing; refactor a
bit; accept directories as arguments and recurse into them; lastly,
print a decent error message when things go wrong.
