diff --git a/.Rproj.user/3B95E4F6/pcs/workbench-pane.pper b/.Rproj.user/3B95E4F6/pcs/workbench-pane.pper
index 0e24b84..b15bf23 100644
--- a/.Rproj.user/3B95E4F6/pcs/workbench-pane.pper
+++ b/.Rproj.user/3B95E4F6/pcs/workbench-pane.pper
@@ -1,5 +1,5 @@
 {
-    "TabSet1" : 0,
+    "TabSet1" : 3,
     "TabSet2" : 0,
     "TabZoom" : {
     }
diff --git a/.Rproj.user/3B95E4F6/persistent-state b/.Rproj.user/3B95E4F6/persistent-state
index 46671f6..0d59b13 100644
--- a/.Rproj.user/3B95E4F6/persistent-state
+++ b/.Rproj.user/3B95E4F6/persistent-state
@@ -1,8 +1,8 @@
 build-last-errors="[]"
 build-last-errors-base-dir="~/Desktop/lab_shared_code/SigProfilerPlottingR/"
-build-last-outputs="[{\"output\":\"==> R CMD INSTALL --preclean --no-multiarch --with-keep.source SigProfilerPlottingR\\n\\n\",\"type\":0},{\"output\":\"* installing to library ‘/Users/ebergstr/Library/R/3.5/library’\\n\",\"type\":1},{\"output\":\"* installing *source* package ‘SigProfilerPlottingR’ ...\\n\",\"type\":1},{\"output\":\"\",\"type\":1},{\"output\":\"** R\\n\",\"type\":1},{\"output\":\"** byte-compile and prepare package for lazy loading\\n\",\"type\":1},{\"output\":\"\",\"type\":1},{\"output\":\"** help\\n\",\"type\":1},{\"output\":\"*** installing help indices\\n\",\"type\":1},{\"output\":\"** building package indices\\n\",\"type\":1},{\"output\":\"** testing if installed package can be loaded\\n\",\"type\":1},{\"output\":\"\",\"type\":1},{\"output\":\"* DONE (SigProfilerPlottingR)\\n\",\"type\":1},{\"output\":\"\",\"type\":1}]"
+build-last-outputs="[{\"output\":\"==> R CMD INSTALL --preclean --no-multiarch --with-keep.source SigProfilerPlottingR\\n\\n\",\"type\":0},{\"output\":\"* installing to library ‘/Users/ebergstr/Library/R/3.5/library’\\n\",\"type\":1},{\"output\":\"* installing *source* package ‘SigProfilerPlottingR’ ...\\n\",\"type\":1},{\"output\":\"\",\"type\":1},{\"output\":\"** R\\n\",\"type\":1},{\"output\":\"** byte-compile and prepare package for lazy loading\\n\",\"type\":1},{\"output\":\"\",\"type\":1},{\"output\":\"** help\\n\",\"type\":1},{\"output\":\"*** installing help indices\\n\",\"type\":1},{\"output\":\"\",\"type\":1},{\"output\":\"** building package indices\\n\",\"type\":1},{\"output\":\"** testing if installed package can be loaded\\n\",\"type\":1},{\"output\":\"\",\"type\":1},{\"output\":\"* DONE (SigProfilerPlottingR)\\n\",\"type\":1},{\"output\":\"\",\"type\":1}]"
 compile_pdf_state="{\"errors\":[],\"output\":\"\",\"running\":false,\"tab_visible\":false,\"target_file\":\"\"}"
 files.monitored-path=""
 find-in-files-state="{\"handle\":\"\",\"input\":\"\",\"path\":\"\",\"regex\":true,\"results\":{\"file\":[],\"line\":[],\"lineValue\":[],\"matchOff\":[],\"matchOn\":[]},\"running\":false}"
-imageDirtyState="1"
-saveActionState="-1"
+imageDirtyState="0"
+saveActionState="0"
diff --git a/.Rproj.user/3B95E4F6/sources/s-2C62769B/114BF1B8-contents b/.Rproj.user/3B95E4F6/sources/s-2C62769B/114BF1B8-contents
deleted file mode 100644
index e69de29..0000000
diff --git a/.Rproj.user/3B95E4F6/sources/s-2C62769B/45AAA0A7-contents b/.Rproj.user/3B95E4F6/sources/s-2C62769B/45AAA0A7-contents
deleted file mode 100644
index e69de29..0000000
diff --git a/.Rproj.user/3B95E4F6/sources/s-2C62769B/90BB4D12-contents b/.Rproj.user/3B95E4F6/sources/s-2C62769B/90BB4D12-contents
deleted file mode 100644
index db97b4e..0000000
--- a/.Rproj.user/3B95E4F6/sources/s-2C62769B/90BB4D12-contents
+++ /dev/null
@@ -1,37 +0,0 @@
-#' @title
-#'
-#' @description
-#'
-#' @param
-#'
-#' @return
-#'
-#' @examples
-#'
-#' @export plotSBS
-
-plotSBS <- function(matrix_path, output_path, project, plot_type, percentage=FALSE) {
-  os <- reticulate::import("os")
-  sys <- reticulate::import("sys")
-  sigPlt <- reticulate::import("SigProfilerPlotting")
-  sigPlt$plotSBS(matrix_path, output_path, project, plot_type, percentage)
-  sys$stdout$flush()
-}
-
-#' @export plotDBS
-plotDBS <- function(matrix_path, output_path, project, plot_type, percentage=FALSE) {
-  os <- reticulate::import("os")
-  sys <- reticulate::import("sys")
-  sigPlt <- reticulate::import("SigProfilerPlotting")
-  sigPlt$plotDBS(matrix_path, output_path, project, plot_type, percentage)
-  sys$stdout$flush()
-}
-
-#' @export plotID
-plotID <- function(matrix_path, output_path, project, plot_type, percentage=FALSE) {
-  os <- reticulate::import("os")
-  sys <- reticulate::import("sys")
-  sigPlt <- reticulate::import("SigProfilerPlotting")
-  sigPlt$plotID(matrix_path, output_path, project, plot_type, percentage)
-  sys$stdout$flush()
-}
diff --git a/.Rproj.user/3B95E4F6/sources/s-2C62769B/952AD172-contents b/.Rproj.user/3B95E4F6/sources/s-2C62769B/952AD172-contents
deleted file mode 100644
index e69de29..0000000
diff --git a/.Rproj.user/3B95E4F6/sources/s-2C62769B/CF8B658B-contents b/.Rproj.user/3B95E4F6/sources/s-2C62769B/CF8B658B-contents
deleted file mode 100644
index e69de29..0000000
diff --git a/.Rproj.user/3B95E4F6/sources/s-2C62769B/D00BFD16 b/.Rproj.user/3B95E4F6/sources/s-2C62769B/D00BFD16
deleted file mode 100644
index b7e986e..0000000
--- a/.Rproj.user/3B95E4F6/sources/s-2C62769B/D00BFD16
+++ /dev/null
@@ -1,22 +0,0 @@
-{
-    "collab_server" : "",
-    "contents" : "",
-    "created" : 1564772397662.000,
-    "dirty" : false,
-    "encoding" : "UTF-8",
-    "folds" : "",
-    "hash" : "0",
-    "id" : "D00BFD16",
-    "lastKnownWriteTime" : 1564773417,
-    "last_content_update" : 1564773417499,
-    "path" : "~/Desktop/lab_shared_code/SigProfilerPlottingR/R/SigProfilerPlottingR.R",
-    "project_path" : "R/SigProfilerPlottingR.R",
-    "properties" : {
-        "cursorPosition" : "41,4",
-        "scrollLine" : "25"
-    },
-    "relative_order" : 1,
-    "source_on_save" : false,
-    "source_window" : "",
-    "type" : "r_source"
-}
\ No newline at end of file
diff --git a/.Rproj.user/3B95E4F6/sources/s-2C62769B/D00BFD16-contents b/.Rproj.user/3B95E4F6/sources/s-2C62769B/D00BFD16-contents
deleted file mode 100644
index 43a1305..0000000
--- a/.Rproj.user/3B95E4F6/sources/s-2C62769B/D00BFD16-contents
+++ /dev/null
@@ -1,46 +0,0 @@
-#' @title
-#'
-#' @description
-#'
-#' @param
-#'
-#' @return
-#'
-#' @examples
-#'
-#' @export plotSBS
-
-plotSBS <- function(matrix_path, output_path, project, plot_type, percentage=FALSE) {
-  os <- reticulate::import("os")
-  sys <- reticulate::import("sys")
-  sigPlt <- reticulate::import("sigProfilerPlotting")
-  sigPlt$plotSBS(matrix_path, output_path, project, plot_type, percentage)
-  sys$stdout$flush()
-}
-
-#' @export plotDBS
-plotDBS <- function(matrix_path, output_path, project, plot_type, percentage=FALSE) {
-  os <- reticulate::import("os")
-  sys <- reticulate::import("sys")
-  sigPlt <- reticulate::import("sigProfilerPlotting")
-  sigPlt$plotDBS(matrix_path, output_path, project, plot_type, percentage)
-  sys$stdout$flush()
-}
-
-#' @export plotID
-plotID <- function(matrix_path, output_path, project, plot_type, percentage=FALSE) {
-  os <- reticulate::import("os")
-  sys <- reticulate::import("sys")
-  sigPlt <- reticulate::import("sigProfilerPlotting")
-  sigPlt$plotID(matrix_path, output_path, project, plot_type, percentage)
-  sys$stdout$flush()
-}
-
-#' @export samplePortrait
-samplePortrait <- function(sample_matrices_path, output_path, project, percentage=FALSE){
-  os <- reticulate::import("os")
-  sys <- reticulate::import("sys")
-  sp <- reticulate::import("sigProfilerPlotting.sample_portrait")
-  sp$samplePortrait(sample_matrices_path, output_path, project, percentage)
-  sys$stdout$flush()
-}
diff --git a/.Rproj.user/3B95E4F6/sources/s-2C62769B/lock_file b/.Rproj.user/3B95E4F6/sources/s-2C62769B/lock_file
deleted file mode 100644
index e69de29..0000000
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..5b6a065
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,4 @@
+.Rproj.user
+.Rhistory
+.RData
+.Ruserdata
diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..be0ce48
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,8 @@
+language: R
+
+sudo: false
+cache: packages
+warnings_are_errors: false
+r:
+   - release
+   - devel