Added request methods to Requestory.
Avoiding compiler harmless pitfalls.
Fix array serialization.
Added custom object array serialization/deserialization tests.
Fixed design mistake.
Added tests to on(int,callback) method.
Added mapToOverlay facility to JsonObjectSerdes.
Added mapToOverlay implementations, demonstrating how to use it, also how to directly serialize to json using string concatenation, improving performance.
Checkstyle issues.