Upgrade from 1.10 to 1.11

Other

• • removed very old legacy migrationkit classes

    • ca.odell.glazedlists.migrationkit.AbstractFilterList

  • ca.odell.glazedlists.migrationkit.swing.TextFilterList

  • ca.odell.glazedlists.migrationkit.swt.TextFilterList

• dropped Java 1.6 support, Java 1.7 is the minimum requirement