HSEARCH-1326 Create checkstyle maven module
HSEARCH-1326 Add Checkstyle rule: NeedBraces
HSEARCH-1326 Fix NeedBraces checkstyle violations
HSEARCH-1326 Checkstyle rule for padding before/after parentheses
HSEARCH-1326 Fix parenthesis padding
HSEARCH-1326 Add checkstyle rule for double whitespaces
HSEARCH-1326 Remove double whitespaces