[ostree] core: Allow '.' in refspecs too

[Colin Walters <walters src gnome org>]

commit e8cba55a343fd192d71834aec99d2f3f10e209b4
Author: Colin Walters <walters verbum org>
Date:   Fri Jul 5 16:51:47 2013 -0400

    core: Allow '.' in refspecs too
    
    For version numbers.

 src/libostree/ostree-core.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/libostree/ostree-core.c b/src/libostree/ostree-core.c
index 642154b..fb2923f 100644
--- a/src/libostree/ostree-core.c
+++ b/src/libostree/ostree-core.c
@@ -61,7 +61,7 @@ ostree_validate_checksum_string (const char *sha256,
   return ostree_validate_structureof_checksum_string (sha256, error);
 }
 
-#define OSTREE_REF_FRAGMENT_REGEXP "[-_\\w\\d]+"
+#define OSTREE_REF_FRAGMENT_REGEXP "[-._\\w\\d]+"
 #define OSTREE_REF_REGEXP "(?:" OSTREE_REF_FRAGMENT_REGEXP "/)*" OSTREE_REF_FRAGMENT_REGEXP
 
 gboolean