anchor.diff:  teamengine source tree, or wherever the Packer assembly was unpacked. To create the packer assembly, run 
   this Maven command at the root of the teamengine source tree: `mvn assembly:single`.
   ==========
  +
  +The template defines several user variables that can be overridden from the command line or a file; 
  +see https://www.packer.io/docs/templates/user-variables.html). These are listed in the table below, 
  +along with their default values.
  +
  +.Template variables
  +[cols="1,1,3"]
  +|==========
  +|Variable |Default value |Description 
  +
  +|te_version |"4.5" |The desired version of the TEAMengine web application http://search.maven.org/#search%7Cga%7C1%7Ca%3A%22teamengine-web%22[available at Maven Central].
  +|ets_resources_release |"" |The desired https://github.com/opengeospatial/ets-resources/releases[ets-resources release version];
  +this project aggregates all test suite dependencies. If not specified, the latest snapshot (tip of the master branch) will be used.
  +|use_oracle_jdk |"false" |Whether or not to use the Oracle JDK (which is subject to a 
  +http://www.oracle.com/technetwork/java/javase/terms/license/index.html[license agreement]). 
  +If not, OpenJDK will be used.
  +|==========
   
   To create the virtual appliance, simply change to the directory containing the Packer template and 
   execute this command in a shell console:
  
positive.code: [icons=None, caption="Note 2"]
  [NOTE]
  ==========
  The default user credentials are specified using variables in the Packer template: `ssh_name`, `ssh_pass`. 
  The values can be overridden from the command line or a file; see https://www.packer.io/docs/templates/user-variables.html).
  ==========
  
  [icons=None, caption="Note 3"]
  
negative.code: === Install VirtualBox
  
  To install VirtualBox, download a suitable https://www.virtualbox.org/wiki/Downloads[installation package] for 
  your host environment; see the user manual for https://www.virtualbox.org/manual/ch02.html[installation instructions].
  When installation is complete, set the following user environment variable:
  
  VBOX_USER_HOME:: The location where virtual machines will be created.
  