* gapi-cdecl-insert : a little perl script to insert modopts
* Makefile.am : dist the new script.
for cdecl callback delegates on win32.
* glade/makefile.win32 : use gapi-cdecl-insert
* glade/XML.custom : add [GLib.CDeclCallback] to RawXMLConnectFunc.
* glib/makefile.win32 : use gapi-cdecl-insert
* glib/CDeclCallbackAttribute.cs : new attr to tag delegates with
that will be invoked from native code. We have to mangle the il
with a modopt otherwise they are stdcall'd.
* glib/ManagedValue.cs : add [GLib.CDeclCallback] to Copy/Free.
switch to using GCHandles instead of the current IntPtr hack.
svn path=/trunk/gtk-sharp/; revision=42168
