tag first 2.7b1 beta
diff --git a/.hgtags b/.hgtags
index 4f91208..2c166cd 100644
--- a/.hgtags
+++ b/.hgtags
@@ -81,3 +81,4 @@
 adc85ebc7271cc22e24e816782bb2b8d7fa3a6b3 v2.7a2
 4180557b7a9bb9dd5341a18af199f843f199e46e v2.7a3
 d2e1027edde84a02853fcf9790f311f10f46cf0a v2.7a4
+61550a1302b07a731436a84b2d86eb2bab3b2fb0 v2.7b1