tag 2.7 alpha 1
diff --git a/.hgtags b/.hgtags
index 8243f13..1e7d2fe 100644
--- a/.hgtags
+++ b/.hgtags
@@ -77,3 +77,4 @@
 1ebb2a8cc06c94471d72b5476c2050c4d115a1aa v2.6rc1
 525792097c6308a78a76b7b5f56bbd8a24c26acf v2.6rc2
 95fff5a6a276520b2e7e0f75fe303f49376567a5 v2.6
+b4107eb00b4271fb73a9e1b736d4f23460950778 v2.7a1