Implementations of get_cache_size and get_data_size in Rust (issue #161)
Removed sizes module, containing replaced data tables

Fixed whitespace issues after code review

Back to original slab crate

Better user errors.

UDP Discovery

update readme with rust override

Secret store (part2 - encrypted key/value svc)

fixed warnings on rust beta

Fixed up README.

Kill bad test.

Rustbeta

parity compiling fine