improvement in display of fitted model

• Display predictor names when showing fitted OrdinalMultinomialModel
• Update docs to Julia v1.1

change package name to OrdinalMultinomialModels.jl

v0.3.0

update README title

Julia v0.7/v1.0 compatible

Merge pull request #2 from OpenMendel/v0.7

Julia v0.7/v1.0 compatibility

v0.1.1

require RDatasets in test

tag for Julia v0.6.4

tag a version that works for Julia v0.6.4, in preparation to upgrade for Julia v0.7/v1.0.