diff --git a/.DS_Store b/.DS_Store
deleted file mode 100644
index f096636..0000000
Binary files a/.DS_Store and /dev/null differ
diff --git a/.gitignore b/.gitignore
index 807ea25..9727938 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
+.DS_Store
 .Rproj.user
 .Rhistory
 .RData
diff --git a/.travis.yml b/.travis.yml
index 0fff519..b79e15a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,9 +2,6 @@ language: r
 warnings_are_errors: true
 sudo: required
 
-apt_packages:
-  - libtidy-dev
-
 env:
  global:
    - CRAN: http://cran.rstudio.com
diff --git a/NAMESPACE b/NAMESPACE
index 557df98..6cc908c 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -1,6 +1,5 @@
 # Generated by roxygen2: do not edit by hand
 
 export(tidy_html)
-export(tidy_options)
 importFrom(Rcpp,sourceCpp)
 useDynLib(htmltidy)
diff --git a/R/aaa.r b/R/aaa.r
deleted file mode 100644
index 2daa840..0000000
--- a/R/aaa.r
+++ /dev/null
@@ -1,53 +0,0 @@
-#' @title HTML, XHTML & XML Options for tidy_html
-#' @description This dataset contains the options (and their default settings) for
-#' tidy_html. They are passed in a named-list to tidy_html
-#'
-#' \itemize{
-#'   \item \code{Option}: Option name
-#'   \item \code{Type}: Option value type
-#'   \item \code{Default}: Is it the default for tidy_html?
-#' }
-#'
-#' @docType data
-#' @keywords datasets
-#' @name tidy_options
-#'
-#' @references The \href{http://api.html-tidy.org/tidy/quickref_5.1.25.html}{
-#'   HTML Tidy Options Quick Reference}
-#'
-#' @export
-#' @usage tidy_options
-#' @note Last updated 2016-09-09.
-#' @format A data frame with 55 rows and 3 variables
-NULL
-
-tidy_options <- structure(list(Option = c("add-xml-decl", "add-xml-space", "alt-text",
-"anchor-as-name", "assume-xml-procins", "bare", "clean", "coerce-endtags",
-"css-prefix", "decorate-inferred-ul", "doctype", "drop-empty-elements",
-"drop-empty-paras", "drop-font-tags", "drop-proprietary-attributes",
-"enclose-block-text", "enclose-text", "escape-cdata", "fix-backslash",
-"fix-bad-comments", "fix-uri", "gdoc", "hide-comments", "hide-endtags",
-"indent-cdata", "input-xml", "join-classes", "join-styles", "literal-attributes",
-"logical-emphasis", "lower-literals", "merge-divs", "merge-emphasis",
-"merge-spans", "ncr", "new-blocklevel-tags", "new-empty-tags",
-"new-inline-tags", "new-pre-tags", "numeric-entities", "omit-optional-tags",
-"output-html", "output-xhtml", "output-xml", "preserve-entities",
-"quote-ampersand", "quote-marks", "quote-nbsp", "repeated-attributes",
-"replace-color", "show-body-only", "skip-nested", "uppercase-attributes",
-"uppercase-tags", "word-2000"), Type = c("Boolean", "Boolean",
-"String", "Boolean", "Boolean", "Boolean", "Boolean", "Boolean",
-"String", "Boolean", "DocType", "Boolean", "Boolean", "Boolean",
-"Boolean", "Boolean", "Boolean", "Boolean", "Boolean", "Boolean",
-"Boolean", "Boolean", "Boolean", "Boolean", "Boolean", "Boolean",
-"Boolean", "Boolean", "Boolean", "Boolean", "Boolean", "AutoBool",
-"Boolean", "AutoBool", "Boolean", "Tag names", "Tag names", "Tag names",
-"Tag names", "Boolean", "Boolean", "Boolean", "Boolean", "Boolean",
-"Boolean", "Boolean", "Boolean", "Boolean", "enum", "Boolean",
-"AutoBool", "Boolean", "Boolean", "Boolean", "Boolean"), Default = c("no",
-"no", "-", "yes", "no", "no", "no", "yes", "-", "no", "auto",
-"yes", "yes", "no", "no", "no", "no", "no", "yes", "yes", "yes",
-"no", "no", "no", "no", "no", "no", "yes", "no", "no", "yes",
-"auto", "yes", "auto", "yes", "-", "-", "-", "-", "no", "no",
-"no", "no", "no", "no", "yes", "no", "yes", "keep-last", "no",
-"no", "yes", "no", "no", "no")), .Names = c("Option", "Type",
-"Default"), row.names = 3:57, class = "data.frame")
diff --git a/R/tidy.r b/R/tidy.r
index 3e34576..6ebefd3 100644
--- a/R/tidy.r
+++ b/R/tidy.r
@@ -15,6 +15,8 @@
 #' @param content atomic character or raw vector of content to tidy
 #' @param options named list of options
 #' @return Atomic character vector of tidy HTML/XML/XHTML content
+#' @references \url{https://github.com/htacg/tidy-html5/blob/master/include/tidyenum.h}
+#'  (for definitions of the options supported above).
 #' @export
 tidy_html <- function(content, options=list(TidyXhtmlOut=TRUE)) {
   .Call('htmltidy_tidy_html_int', PACKAGE='htmltidy', source=content, options=options)
diff --git a/man/tidy_html.Rd b/man/tidy_html.Rd
index 7bd2c48..278cd45 100644
--- a/man/tidy_html.Rd
+++ b/man/tidy_html.Rd
@@ -27,4 +27,8 @@ Currently supported options: \code{TidyAltText}, \code{TidyBodyOnly},
 \code{TidyWrapLen}, \code{TidyXhtmlOut}, \code{TidyXmlDecl}, \code{TidyXmlOut},
 \code{TidyXmlTags}.
 }
+\references{
+\url{https://github.com/htacg/tidy-html5/blob/master/include/tidyenum.h}
+ (for definitions of the options supported above).
+}
 
diff --git a/man/tidy_options.Rd b/man/tidy_options.Rd
deleted file mode 100644
index d79e832..0000000
--- a/man/tidy_options.Rd
+++ /dev/null
@@ -1,29 +0,0 @@
-% Generated by roxygen2: do not edit by hand
-% Please edit documentation in R/aaa.r
-\docType{data}
-\name{tidy_options}
-\alias{tidy_options}
-\title{HTML, XHTML & XML Options for tidy_html}
-\format{A data frame with 55 rows and 3 variables}
-\usage{
-tidy_options
-}
-\description{
-This dataset contains the options (and their default settings) for
-tidy_html. They are passed in a named-list to tidy_html
-
-\itemize{
-  \item \code{Option}: Option name
-  \item \code{Type}: Option value type
-  \item \code{Default}: Is it the default for tidy_html?
-}
-}
-\note{
-Last updated 2016-09-09.
-}
-\references{
-The \href{http://api.html-tidy.org/tidy/quickref_5.1.25.html}{
-  HTML Tidy Options Quick Reference}
-}
-\keyword{datasets}
-
diff --git a/src/htmltidy.cpp b/src/htmltidy.cpp
index a405560..3e2ec27 100644
--- a/src/htmltidy.cpp
+++ b/src/htmltidy.cpp
@@ -1,20 +1,8 @@
 #include <Rcpp.h>
+
 #include <tidy.h>
 #include <tidybuffio.h>
 
-// #ifdef __linux__
-// #include <tidy/tidy.h>
-// #include <tidy/buffio.h>
-// #endif
-//
-// #ifdef __APPLE__
-// #include <tidy.h>
-// #include <tidybuffio.h>
-// #endif
-
-// libtidy docs:
-// http://api.html-tidy.org/tidy/tidylib_api_5.2.0/tidyenum_8h.html#a3a1401652599150188a168dade7dc150
-
 // NOTE: cannot do "using namespace Rcpp;" b/c of annoying warnings about the
 //       ambiguity of 'yes'.
 
diff --git a/src/tidylib.c b/src/tidylib.c
index e77f701..cca3685 100755
--- a/src/tidylib.c
+++ b/src/tidylib.c
@@ -1079,8 +1079,8 @@ int         tidyDocSaveStdout( TidyDocImpl* doc )
 
 #endif
     int status = 0;
-    uint outenc = cfg( doc, TidyOutCharEncoding );
-    uint nl = cfg( doc, TidyNewline );
+//    uint outenc = cfg( doc, TidyOutCharEncoding );
+//    uint nl = cfg( doc, TidyNewline );
 //    StreamOut* out = TY_(FileOutput)( doc, stdout, outenc, nl );
 
 //    if ( 0 == status )