Minor fixes to Cargo.toml Remove keyword that's >20 chars from Cargo.toml. Fix Apache 2.0 to add a hyphen.

Merge pull request #3 from onecodex/vp_cleanup Remove legacy feature & update bincode

Move combinatorial fns to mmap-bitvec and assume markers are 128 bits 

Expose `choose` and b-field build params 

Merge pull request #2 from onecodex/prefetching Add prefetching support behind prefetching feature flag

Use "inline" get_range for speed-up and pin v0.1.1