LoadLibrary and g_module_open only for the program directory and system
directory on Windows. Use them to replace a bunch of LoadLibrary and
g_module_open calls. Use the extension ".dll" for all the DLLs that we
load. Add comments about DLL loading in Python.
svn path=/trunk/; revision=33924
as mentioned on the devel list, this is a very first start of implementing the Wireshark update/version check feature
think of it as a backup / discussion base only - it's not even added to the Makefiles yet
svn path=/trunk/; revision=20415