Clean up unused files and functions
diff --git a/.Rproj.user/441ADA46/sources/prop/F60D855F b/.Rproj.user/441ADA46/sources/prop/F60D855F
new file mode 100644
index 0000000..7a73a41
--- /dev/null
+++ b/.Rproj.user/441ADA46/sources/prop/F60D855F
@@ -0,0 +1,2 @@
+{
+}
\ No newline at end of file
diff --git a/.Rproj.user/441ADA46/sources/prop/FB6BF66 b/.Rproj.user/441ADA46/sources/prop/FB6BF66
new file mode 100644
index 0000000..4040926
--- /dev/null
+++ b/.Rproj.user/441ADA46/sources/prop/FB6BF66
@@ -0,0 +1,4 @@
+{
+    "cursorPosition" : "2,0",
+    "scrollLine" : "0"
+}
\ No newline at end of file
diff --git a/.Rproj.user/441ADA46/sources/prop/INDEX b/.Rproj.user/441ADA46/sources/prop/INDEX
index 8ac9b8e..35ce752 100644
--- a/.Rproj.user/441ADA46/sources/prop/INDEX
+++ b/.Rproj.user/441ADA46/sources/prop/INDEX
@@ -1,4 +1,6 @@
 ~%2FDocuments%2FGitHub%2FThesis%2FCarbon%2FCarbon.Rmd="50D2217A"
+~%2FDocuments%2FGitHub%2Fposterdown%2F.travis.yml="F60D855F"
+~%2FDocuments%2FGitHub%2Fposterdown%2FNAMESPACE="FB6BF66"
 ~%2FDocuments%2FGitHub%2Fposterdown%2FR%2Fposterdown_memoir.R="B888931F"
 ~%2FDocuments%2FGitHub%2Fposterdown%2Finst%2Frmarkdown%2Ftemplates%2Fposterdown_generic%2Fresources%2Ftemplate.tex="69C6113C"
 ~%2FDocuments%2FGitHub%2Fposterdown%2Finst%2Frmarkdown%2Ftemplates%2Fposterdown_generic%2Fskeleton%2Fskeleton.Rmd="7449E372"
diff --git a/.Rproj.user/441ADA46/sources/s-D8AE56D0/3F768200 b/.Rproj.user/441ADA46/sources/s-D8AE56D0/3F768200
new file mode 100644
index 0000000..4b0b9d8
--- /dev/null
+++ b/.Rproj.user/441ADA46/sources/s-D8AE56D0/3F768200
@@ -0,0 +1,20 @@
+{
+    "collab_server" : "",
+    "contents" : "",
+    "created" : 1544070205595.000,
+    "dirty" : false,
+    "encoding" : "UTF-8",
+    "folds" : "",
+    "hash" : "3799213893",
+    "id" : "3F768200",
+    "lastKnownWriteTime" : 1544050143,
+    "last_content_update" : 1544050143,
+    "path" : "~/Documents/GitHub/posterdown/.travis.yml",
+    "project_path" : ".travis.yml",
+    "properties" : {
+    },
+    "relative_order" : 3,
+    "source_on_save" : false,
+    "source_window" : "",
+    "type" : "yaml"
+}
\ No newline at end of file
diff --git a/.Rproj.user/441ADA46/sources/s-D8AE56D0/3F768200-contents b/.Rproj.user/441ADA46/sources/s-D8AE56D0/3F768200-contents
new file mode 100644
index 0000000..e91a6a4
--- /dev/null
+++ b/.Rproj.user/441ADA46/sources/s-D8AE56D0/3F768200-contents
@@ -0,0 +1,18 @@
+language: r
+cache:
+  packages: true
+  directories:
+    - $HOME/.TinyTeX
+latex: false
+
+env:
+  global:
+    - _R_CHECK_TESTS_NLINES_=0 PATH=$HOME/bin:$PATH
+
+addons:
+  apt:
+    packages:
+    - ghostscript
+
+before_install:
+  - wget -qO- https://github.com/yihui/tinytex/raw/master/tools/download-travis-linux.sh | sh
diff --git a/.Rproj.user/441ADA46/sources/per/t/665BBD9E b/.Rproj.user/441ADA46/sources/s-D8AE56D0/665BBD9E
similarity index 93%
rename from .Rproj.user/441ADA46/sources/per/t/665BBD9E
rename to .Rproj.user/441ADA46/sources/s-D8AE56D0/665BBD9E
index bcbd602..93c04fa 100644
--- a/.Rproj.user/441ADA46/sources/per/t/665BBD9E
+++ b/.Rproj.user/441ADA46/sources/s-D8AE56D0/665BBD9E
@@ -8,7 +8,7 @@
     "hash" : "4107327377",
     "id" : "665BBD9E",
     "lastKnownWriteTime" : 1544067104,
-    "last_content_update" : 1544068595756,
+    "last_content_update" : 1544070109620,
     "path" : "~/Documents/GitHub/posterdown/inst/rmarkdown/templates/posterdown_memoir/skeleton/skeleton.Rmd",
     "project_path" : "inst/rmarkdown/templates/posterdown_memoir/skeleton/skeleton.Rmd",
     "properties" : {
diff --git a/.Rproj.user/441ADA46/sources/per/t/665BBD9E-contents b/.Rproj.user/441ADA46/sources/s-D8AE56D0/665BBD9E-contents
similarity index 100%
rename from .Rproj.user/441ADA46/sources/per/t/665BBD9E-contents
rename to .Rproj.user/441ADA46/sources/s-D8AE56D0/665BBD9E-contents
diff --git a/.Rproj.user/441ADA46/sources/s-D8AE56D0/7134F3CC b/.Rproj.user/441ADA46/sources/s-D8AE56D0/7134F3CC
new file mode 100644
index 0000000..244b7ae
--- /dev/null
+++ b/.Rproj.user/441ADA46/sources/s-D8AE56D0/7134F3CC
@@ -0,0 +1,22 @@
+{
+    "collab_server" : "",
+    "contents" : "",
+    "created" : 1544070130440.000,
+    "dirty" : false,
+    "encoding" : "UTF-8",
+    "folds" : "",
+    "hash" : "339265433",
+    "id" : "7134F3CC",
+    "lastKnownWriteTime" : 1544070190,
+    "last_content_update" : 1544070190535,
+    "path" : "~/Documents/GitHub/posterdown/NAMESPACE",
+    "project_path" : "NAMESPACE",
+    "properties" : {
+        "cursorPosition" : "2,0",
+        "scrollLine" : "0"
+    },
+    "relative_order" : 2,
+    "source_on_save" : false,
+    "source_window" : "",
+    "type" : "r_namespace"
+}
\ No newline at end of file
diff --git a/.Rproj.user/441ADA46/sources/s-D8AE56D0/7134F3CC-contents b/.Rproj.user/441ADA46/sources/s-D8AE56D0/7134F3CC-contents
new file mode 100644
index 0000000..462c2e1
--- /dev/null
+++ b/.Rproj.user/441ADA46/sources/s-D8AE56D0/7134F3CC-contents
@@ -0,0 +1,8 @@
+# Generated by roxygen2: do not edit by hand
+
+export(posterdown_memoir)
+import(devtools)
+import(dplyr)
+import(ggplot2)
+import(knitr)
+import(rmarkdown)
diff --git a/.Rproj.user/441ADA46/sources/s-D8AE56D0/lock_file b/.Rproj.user/441ADA46/sources/s-D8AE56D0/lock_file
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/.Rproj.user/441ADA46/sources/s-D8AE56D0/lock_file