STO-833 Improve notenqueued event signature

Change-Id: I2ad380a5849f9d03c828ab30fbada9667d733dbc
STO-821 Close previous connection on reconnect.

Change-Id: Ieb9a22510fa65b7e007d1d2c66b64969b6797ed5
JIRA: STO-821
Build on linux travis boxes