update news and version (#353)

Author: pdeffebach

NEWS.md

@@ -1,3 +1,10 @@
+# DataFramesMeta v0.13.0 Release notes
+
+* Add the `@distinct` and `@rdistinct` macros, for getting unique observations of a data frame. ([#340](https://github.com/JuliaData/DataFramesMeta.jl/pull/340))
+* Fix a bug which created `UndefVarErrors` with broadcasted functions. ([#346](https://github.com/JuliaData/DataFramesMeta.jl/pull/346))
+* Fixed bad use of `sortperm` with correct use of `ordinalrank` from StatsBase.jl in tutorial ([#338](https://github.com/JuliaData/DataFramesMeta.jl/pull/338))
+* Minor documentation fixes ([#345](https://github.com/JuliaData/DataFramesMeta.jl/pull/345))
+
 # DataFramesMeta v0.12.0 Release notes
 * Add support for Chain.jl version 0.5, and remove support for Chain.jl 0.4. In Chain.jl 0.4, the command
 

Project.toml

@@ -1,6 +1,6 @@
 name = "DataFramesMeta"
 uuid = "1313f7d8-7da2-5740-9ea0-a2ca25f37964"
-version = "0.12.0"
+version = "0.13.0"
 
 [deps]
 Chain = "8be319e6-bccf-4806-a6f7-6fae938471bc"