make nearest a class method
Merge pull request #2 from mitchellhenke/nearest-class-method

make nearest a class method
allow radius to be a float
fixed alias of distance
Merge branch 'master' of github.com:nickgartmann/sequel-location
Merge pull request #3 from Delanoche/master

allow radius to be a float
hmm
bump the version
added ascending to sort
Merge pull request #4 from jhstatewide/master

added ascending to sort