0.4.3

Made test file reading much more robust.

Fixed comment colnames

0.4.2

fixed text file support (.csv)

0.4.1

updated docs

0.3.4

init dataframe with string indices by default

0.3.3

fixed bug in storage of categorical annotation

0.3.2

allow non-categorical string annotation

0.3.1

copy dict upon initialization

0.3.0.3

renamed test module

0.3.0.1

concatenation of sparse matrices

0.3

added concatenation