How to install Routlets

1. Ensure a recent Java SE installation is available:
   - this can be downloaded from http://java.com
   - the minimum supported version is 1.6.0_12 
     (otherwise any version like 1.6.0_x or 1.7.0_x is fine)
   - please confirm this is installed correctly by opening a command prompt window and running:
         java -version

2. Unzip the appropriate downloaded Routlets zip file to any chosen directory

3. Launch the routlets executable in the Routlets subdirectory
   - e.g. Routlets/routlets.exe in Windows
   - e.g. Routlets/routlets in Linux
   
   
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How to upgrade Routlets

1. Install Routlets as above, to a new directory

2. Any existing workspace (e.g. at C:\Users\<my_user>\Routlets\workspace) will be
   upgraded automatically when Routlets is launched