test for links in the Readme.md

Readme.md

@@ -2,4 +2,14 @@
 
 A set of utilities for the analysis of Terrestrial Cosmogenic Nuclides (TCN) concentrations under complex exposure and erosion histories of the Earth surface
 
+## Installation
+The simplest way to install the package is using `devtools` :
+
+devtools::install_git(url = "https://gitlab.osupytheas.fr/vgodard/tcntools")
+
+## Tutorials 
+
+
+
+[I'm an inline-style link](Rnotebooks/TCNtools_scaling.html)