add an helper file for the USE nightmare

Documentation/package.use

@@ -0,0 +1,57 @@
+# To help setting the needed abi_x86_32 use flags for 32bits binary packages
+# needed since app-emulation/emul-linux-x86-xlibs is splited and make a
+# heavy use of the multilib stuff
+
+# bibble5 / AfterShot
+media-libs/fontconfig abi_x86_32
+media-libs/freetype abi_x86_32
+dev-libs/libpthread-stubs abi_x86_32
+x11-libs/libX11 abi_x86_32
+x11-libs/libXau abi_x86_32
+x11-libs/libxcb abi_x86_32
+x11-libs/libXdmcp abi_x86_32
+x11-libs/libXext abi_x86_32
+x11-libs/libXrender abi_x86_32
+x11-proto/xproto abi_x86_32
+x11-proto/xextproto abi_x86_32
+x11-proto/xf86bigfontproto abi_x86_32
+x11-proto/inputproto abi_x86_32
+x11-proto/renderproto abi_x86_32
+x11-proto/kbproto abi_x86_32
+x11-proto/xcb-proto abi_x86_32
+
+# bibble5 only
+x11-libs/libICE abi_x86_32
+x11-libs/libSM abi_x86_32
+x11-libs/libXdamage abi_x86_32
+x11-libs/libXfixes abi_x86_32
+x11-libs/libXxf86vm abi_x86_32
+x11-libs/libXinerama abi_x86_32
+x11-libs/libXcomposite abi_x86_32
+x11-libs/libXScrnSaver abi_x86_32
+x11-libs/libXp abi_x86_32
+x11-libs/libXv abi_x86_32
+x11-libs/libXpm abi_x86_32
+x11-libs/libXxf86dga abi_x86_32
+x11-libs/libXt abi_x86_32
+x11-libs/libXcursor abi_x86_32
+x11-libs/libXft abi_x86_32
+x11-libs/libXaw abi_x86_32
+x11-libs/libXtst abi_x86_32
+x11-libs/libpciaccess abi_x86_32
+x11-libs/libXrandr abi_x86_32
+x11-libs/libvdpau abi_x86_32
+x11-libs/libXvMC abi_x86_32
+x11-libs/libXi abi_x86_32
+x11-libs/libXmu abi_x86_32
+x11-proto/damageproto abi_x86_32
+x11-proto/fixesproto abi_x86_32
+x11-proto/xf86vidmodeproto abi_x86_32
+x11-proto/randrproto abi_x86_32
+x11-proto/xf86dgaproto abi_x86_32
+x11-proto/xineramaproto abi_x86_32
+x11-proto/scrnsaverproto abi_x86_32
+x11-proto/printproto abi_x86_32
+x11-proto/recordproto abi_x86_32
+x11-proto/videoproto abi_x86_32
+x11-proto/compositeproto abi_x86_32