[libguestfs] Add BR yajl-devel. Full fix for RHBZ#887812.

[Richard W.M. Jones]

commit f198c4774e7731e9577642127147eda1852c9594
Author: Richard W.M. Jones <rjones at redhat.com>
Date:   Thu Dec 20 22:58:50 2012 +0000

    Add BR yajl-devel.  Full fix for RHBZ#887812.

 libguestfs.spec |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/libguestfs.spec b/libguestfs.spec
index 8bcbe9d..1d075ff 100644
--- a/libguestfs.spec
+++ b/libguestfs.spec
@@ -73,6 +73,7 @@ BuildRequires: lua-devel
 BuildRequires: libacl-devel
 BuildRequires: libcap-devel
 BuildRequires: libldm-devel
+BuildRequires: yajl-devel
 
 # This is only needed for RHEL 5 because readline-devel doesn't
 # properly depend on it, but doesn't do any harm on other platforms: