JuliaStats/DataFrames.jl — pull request #751 by alyst (2014-12-30 12:27:18+00:00)
Title: Enhance RDA

Various enhancements to RDA import
1. Refactor RDA: introduce RVector{T} class and RDAContext to minimize code duplication
2. Fix NA/NaN recognition for numeric and complex vectors.
3. Allow loading dataframe column names as is.
4. Allow automatic conversion of R dataframes into DataFrame objects within read_rda().
5. Additional tests.