Litecoin: Exclude libbitcoin from binary distribution

Issue #192: For now nothing really uses this, so we are not going to complicate maintenance by renaming it just yet.

contrib/gitian-descriptors/gitian-linux.yml

@@ -99,6 +99,11 @@ script: |
     find . -name "lib*.la" -delete
     find . -name "lib*.a" -delete
     rm -rf ${DISTNAME}/lib/pkgconfig
+
+    # Delete libbitcoin from binary distribution for now
+    rm -rf ${DISTNAME}/lib/
+    rm -rf ${DISTNAME}/include/
+
     find ${DISTNAME} | sort | tar --no-recursion --mode='u+rw,go+r-w,a+X' --owner=0 --group=0 -c -T - | gzip -9n > ${OUTDIR}/${DISTNAME}-${i}.tar.gz
     cd ../../
   done