anchor.diff:  // https://bugs.eclipse.org/bugs/show_bug.cgi?id=520337 - My suggestion
   
   // 515137 - publish a pom as a kind of target platform definition for maven consumers
  +
  +== Exercice: Hello button
  +* Configure a project for SWT as indicated here above.
  +* Follow Vogella’s tutorial on SWT, section 1.3. “Event loop”, to open a window. Test that it works.
  +* Follow his section 4.2. “Constructing and configuring widgets” to add a button to the shell. Name it `hello`. Add a selection listener on the button that logs the text `Hello!` when the button is pressed. Test that it works.
   
   == References
   
  
positive.code: <dependency>
  	<groupId>org.eclipse.platform</groupId>
  	<artifactId>org.eclipse.jface</artifactId>
  	<version>3.19.0</version>
  	<exclusions>
  		<exclusion>
  			<groupId>org.eclipse.platform</groupId>
  
negative.code: <dependency>
  	<groupId>org.eclipse.platform</groupId>
  	<artifactId>org.eclipse.swt.gtk.linux.x86_64</artifactId>
  	<version>3.116.0</version>
  	<optional>true</optional>
  	<exclusions>
  		<exclusion>
  