Added file_path_sans_ext to Pandoc.convert to remove original file
extension before adding output extension.  Contributed by Andrew Redd.
readibility refactor
fix: switch statement
fix #45: rounding 2D tables
Merge pull request #44 from halpo/fileext

Removing File Extension
finishing #44 by adding `tools` to the DESCRIPTION file
KISS
start working on #46 to prettify models with e.g. optionally passed labels
fix dummy error with lm results with only an intercept
tweak #46: show summary about lm on demand
tweak #46: optionally omit/suppress some rows in lm output
allow multiple regular expressions to be passed to `omit`
keep file path #44
drop custom font #39
don't copy not existing fonts dir
check if docuement is empty
happy new year!
last remainder of custom fonts
cleanup
only add TOC if needed (the document has at least one header)