Bump the version for the SO core to London

Issue-ID: SO-4015
Signed-off-by: Lukasz Rajewski <lukasz.rajewski@t-mobile.pl>
Change-Id: I2decc74cc36e2c2d7aa01dfd0797ac3e23e6cbf5
diff --git a/version.properties b/version.properties
index f6bcc5a..3ce0a7f 100644
--- a/version.properties
+++ b/version.properties
@@ -3,7 +3,7 @@
 # because they are used in Jenkins, whose plug-in doesn't support
 
 major=1
-minor=11
+minor=12
 patch=0
 
 base_version=${major}.${minor}.${patch}