Merge branch 'master-patch-9fa8' into 'master'

Update file README.md

See merge request !11

README.md

@@ -6,11 +6,9 @@ Welcome to the home page of the Microbial Bioinformatics course.
 
 ### Windows 
 
-Please download and install one the two command line tools to connect to Science Cluster.  
+Please download and install this command line tool to connect to Science Cluster.  
 **MobaXTerm**  (http://mobaxterm.mobatek.net/)
 
-**Putty** (http://www.putty.org/)
-
 
 ### Macintosh