cppzmq: add .hash file

Fixes:
http://autobuild.buildroot.org/results/425/425ce97de58c53c4f56d43654c0ec8a7cd7c6430/

Similar to jquery-keyboard, it seems the cppzmq tarball on the autobuilder
is corrupt.  Fix it by adding a .hash file so it falls back to our s.b.o
mirror.

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

diff --git a/package/cppzmq/cppzmq.hash b/package/cppzmq/cppzmq.hash
new file mode 100644 (file)
index 0000000..792fb17
--- /dev/null
+++ b/package/cppzmq/cppzmq.hash
@@ -0,0 +1,2 @@
+# Locally calculated
+sha256 812b47f76c609e194b2607a186ff0d1b03b6a0c8ea13b20faa47570ddf38ef2c  cppzmq-68a7b09cfce01c4c279fba2cf91686fcfc566848.tar.gz