Changes for version 0.01001
- Moved Alien::LibANN from requires to configure_requires in META.yml
- Moved Alien::LibANN from PREREQ_PM to BUILD_REQUIRES in Makefile.PL
- Removed unneeded LIBS fallback '-lm' and comment from Makefile.PL
- Algorithm::KNN::XS - A class interface to perform a fast k neareast neighbor search using libANN via XS.