Update README with Functor
Update README.md
bug fixes
forgot to switch branches
merged dev with master
modified MonoidBoost so it would compile after merge
removed spurious files
Update README.md
added gheto fix to CoverTree monoid so it works
Merge branch 'master' of https://github.com/mikeizbicki/HLearn
tmp
CoverTree children now stored in a vector; better cache performance on searches, but construction a bit slower due to immutability