CHANGE: made filter of dataTable "LIKE", added check for nullPointerExeption
FIX: added predestroy method to cleanup server open connections
CHANGE: Refactor services and pom.xml

Signed-off-by: arturkandurengagepoint <artur.kandur@engagepoint.com>
FIX: fixed with too big attachment receiving (work with multi-attachments)
FIX: fixed bag with big attachment name
FIX: some new refactor with attachment name and att base64
FIX: attachment name new refactor
CHANGE: Clean branch

Signed-off-by: arturkandurengagepoint <artur.kandur@engagepoint.com>
CHANGE: clean project

Signed-off-by: arturkandurengagepoint <artur.kandur@engagepoint.com>