wip: experimenting with common number optimizations
Revert "wip: experimenting with common number optimizations"

This reverts commit 307a26544747e5b88476a7decf7f0bfbbdcb25af.
Experimental: `write-compact-int` for _all_ int-like writing
Revert "Experimental: `write-compact-int` for _all_ int-like writing"

This reverts commit 93afb3820ef77a75da0b9d3547595ab920fc6ec1.
hk
BREAKING: Clean up (experimental) `Compressable-LZMA2`
Deprecate `:legacy-mode`, add `:skip-header?` mode
Deps: tools.reader 0.8.3, lein-autoexpect 1.2.1, (new) simple-check 0.5.3
Deps: clojure 1.6.0-alpha3 (for testing)
Deps: (new) data.fressian 0.2.0 (for benching)
Add `stress-data-comparable`, `stress-data-benchable`
Bench :fast before :encrypted
Add Fressian benchmark
Experimental: add prop-based tests for bijective val->bin mapping
Improve support for headerless freezing (docs, error msgs, etc.)
Make id defs easily IDE-collapsable
Generalise to allow serialising from/to any DataInput/DataOutput. (cmf)
Clean up new DataInput/Output API
New compact byte representation, backwards-compatible
Revert "New compact byte representation, backwards-compatible"

This reverts commit 93ce024f5891d29f7359dc3daa1f6393cfe93175.