Fix CS warnings in sal-remoterpc-connector and enable enforcement

Fix CS warnings in sal-remoterpc-connector and enable enforcement

Fixed checkstyle warnings and enabled enforcement. Most of the
warnings/changes were for:
 - white space before if/for/while/catch
 - white space before beginning brace
 - line too long
 - illegal catching of Exception (suppressed)
 - variable name too short
 - indentation
 - local vars/params hiding a field
 - remove unused vars
 - convert functional interfaces to lambdas (eclipse save action)
 - missing period after first sentence in javadoc
 - adding final for locals declared too far from first usage

Change-Id: I222d003cb07810434cb7f62420b4a9157f1d3027
Signed-off-by: Tom Pantelis <tpanteli@brocade.com>