create r project file

.gitattributes

@@ -3,3 +3,4 @@
 **/.git* annex.largefiles=nothing
 README.md annex.largefiles=nothing
 LICENSE annex.largefiles=nothing
+replay-illustrations.Rproj annex.largefiles=nothing

replay-illustrations.Rproj

@@ -0,0 +1,15 @@
+Version: 1.0
+
+RestoreWorkspace: No
+SaveWorkspace: No
+AlwaysSaveHistory: No
+
+EnableCodeIndexing: Yes
+UseSpacesForTab: Yes
+NumSpacesForTab: 2
+Encoding: UTF-8
+
+RnwWeave: Sweave
+LaTeX: pdfLaTeX
+
+BuildType: Makefile