Mechanical code cleanup (sal-akka-raft-example)
* Remove unnecessary type specifiers (use Java 7 <>)
* Remove unnecessary "extends Object" declarations
* Remove unnecessary semi-colons
* Merge identical catch blocks
* Remove redundant modifiers:
- enum constructors are private by default
- interface properties are public static final by default
- interface methods are public abstract by default
- interfaces are abstract by default
- inner interfaces are static by default
- inner classes in interfaces are public static by default
Change-Id: Ie8f6cd7df4287d427e9ecb8174bcd8c79a80c4de
Signed-off-by: Stephen Kitt <skitt@redhat.com>