0.4

• add function to compute the forest construction parameters from the dataset dimensions (rpTreeCfg)
• add type parameter to RPTree to label tree branching points

0.3.6

• relax lower dependency bounds to ensure it builds with GHC 8.6.5 (== stackage lts 14.27) as well

0.2

• fix 'candidates' such that 'knn' now does the right thing
• now 'knn' accepts a distance function as parameter as well
• add I/O functionality
• some time benchmarks