Update weechat to 0.4.0.

	renamed:    network/weechat/weechat-0.3.9.2-desktop.patch.xz -> network/weechat/weechat-0.4.0-desktop.patch.xz
	new file:   network/weechat/weechat-0.4.0-gcryptcflags.patch.xz
	new file:   network/weechat/weechat-0.4.0-libdir.patch.xz
	new file:   network/weechat/weechat-0.4.0-pkgconfig.patch.xz
	modified:   network/weechat/weechat.build