release: bump version to 0.2.6

ober

567a28fc8359ea0fa5b724759b4b851ce52b20d8

diff --git a/VERSION b/VERSION
index 3a4036f..53a75d6 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-0.2.5
+0.2.6