Alternate definition of mean, variance for Categorical distribution.
Algorithm AS 176
Fix scaling bug
Switch kde to use rfft, fix interlacing and integration
fix convolution
Merge pull request #48 from aviks/fixtests

fix tests: Multinomial is immutable
Merge pull request #31 from simonbyrne/kde

Fixes for kde
Merge pull request #16 from kmsquire/Categorical_mean_var_2

Alternate definition of mean, variance for Categorical distribution.
Merge pull request #49 from aviks/travis

Add travis configuration
Algorithm AS 176 w/ fixes from simonbyrne
Merge branch 'kde' of github.com:JuliaStats/Distributions.jl into kde

Conflicts:
	src/Distributions.jl
Fix fit
Merge pull request #29 from JuliaStats/kde

Algorithm AS 176 for KDE's
Less smooth bandwidth selection rule
add fit tests to travis