add libevhtp to the manifest

This will make it easier to pin/build the libevhtp code rather
than run a shell script to do dynamic bootstrapping for us.

BUG=b/27820899
TEST=`repo sync` pulls in libevhtp

Change-Id: I2390e4b2490d0f3f75be24440b34da98595cc775
Reviewed-on: https://weave-review.googlesource.com/3002
Reviewed-by: Alex Vakulenko <avakulenko@google.com>
1 file changed
tree: 8f2868e5f5c7bcf4c02c3a406e35bbd1e7b244aa
  1. default.xml