initial fork from tidybayes and removal of non-flatworm code

match columns only if num of indices matches, fixes #41 and helps with #4

fix deparse code to work with long lines, closes #40

clarify expression for names_spec using purrr

add dot to names returned by [..], closes #36

docs for empty indices

allow empty (auto-dropped) indices; closes #28

Fix travis: use RCurl and nloptr binary packages

updated vignettes

vignette for rstanarm functions

more descriptive columns in ABC fake data

support rstanarm index parsing

need ggstance for vignettes

add basic stanreg support

dependency cleanup