diff --git a/.gitignore b/.gitignore
index b6d9b01..6e4db56 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,7 +1,6 @@
 *.csv
 *.xlsx
 tests
-packrat/lib*/
 README_files/
 README_cache/
 README.html
diff --git a/R/ConcTime.R b/R/concTime.R
similarity index 91%
rename from R/ConcTime.R
rename to R/concTime.R
index a857fc6..e055047 100644
--- a/R/ConcTime.R
+++ b/R/concTime.R
@@ -70,5 +70,3 @@ caffConcTimeMulti <- function(Weight, Dose, N = 20, Tau = 8, Repeat = 4){
   return(ggsuper)
 }
 
-globVar <- utils::globalVariables(c('CL', 'V', 'Ka', 'Ke', 'x', 'y', 'Time', 'Subject', 'Conc', 'AI', 'AUC', 'Aavss', 'Cavss', 'Cmax', 'Cmaxss', 'Cminss', 'ConcOrig', 'ConcTemp', 'Half_life', 'Tmax', 'X1', 'X2', 'X3', 'eta1', 'eta2', 'eta3'))
-
diff --git a/R/data.R b/R/data.R
index 950f896..a855247 100644
--- a/R/data.R
+++ b/R/data.R
@@ -10,4 +10,6 @@
 #' @seealso \url{https://asancpt.github.io/caffsim}
 #' @export
 
-"UnitTable"
\ No newline at end of file
+"UnitTable"
+
+globVar <- utils::globalVariables(c('CL', 'V', 'Ka', 'Ke', 'x', 'y', 'Time', 'Subject', 'Conc', 'AI', 'AUC', 'Aavss', 'Cavss', 'Cmax', 'Cmaxss', 'Cminss', 'ConcOrig', 'ConcTemp', 'Half_life', 'Tmax', 'X1', 'X2', 'X3', 'eta1', 'eta2', 'eta3'))
diff --git a/R/Dataset.R b/R/dataset.R
similarity index 100%
rename from R/Dataset.R
rename to R/dataset.R
diff --git a/R/Plot.R b/R/plot.R
similarity index 100%
rename from R/Plot.R
rename to R/plot.R
diff --git a/caffsim.pdf b/caffsim.pdf
index 135b72e..0de07e5 100644
Binary files a/caffsim.pdf and b/caffsim.pdf differ
diff --git a/man/caffPlot.Rd b/man/caffPlot.Rd
index a5e844d..d454c88 100644
--- a/man/caffPlot.Rd
+++ b/man/caffPlot.Rd
@@ -1,5 +1,5 @@
 % Generated by roxygen2: do not edit by hand
-% Please edit documentation in R/Plot.R
+% Please edit documentation in R/plot.R
 \name{caffPlot}
 \alias{caffPlot}
 \title{Create concentration-time curve after single dose of caffeine}
diff --git a/man/caffPlotMulti.Rd b/man/caffPlotMulti.Rd
index 5ebe97c..a4ff237 100644
--- a/man/caffPlotMulti.Rd
+++ b/man/caffPlotMulti.Rd
@@ -1,5 +1,5 @@
 % Generated by roxygen2: do not edit by hand
-% Please edit documentation in R/Plot.R
+% Please edit documentation in R/plot.R
 \name{caffPlotMulti}
 \alias{caffPlotMulti}
 \title{Create concentration-time curve after multiple doses of caffeine}
diff --git a/releases/caffsim_0.2.0.tar.gz b/releases/caffsim_0.2.0.tar.gz
index a181bca..3f69bf3 100644
Binary files a/releases/caffsim_0.2.0.tar.gz and b/releases/caffsim_0.2.0.tar.gz differ