Initial commit with current version of repo

Author: Liam Shaw

.gitignore

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+*.Rhistory
+*cache/
+*files/
+

Pathogen-host-range.Rmd

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+#TOC {
+position: fixed;
+left: 0;
+top: 0;
+width: 200px;
+height: 100%;
+overflow:auto;
+}
+body {
+  max-width: 800px;
+  margin: auto;
+  margin-left:210px;
+  line-height: 20px;
+}