Bug 32893 Workspace Compatibility Problems 2.0 -> 2.1
Build 2.1 RC1 This PR collects problems related to opening a 2.0 workspace with 2.1.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/PreferenceConstants.java
public static final String CODEGEN_USE_GETTERSETTER_SUFFIX= "org.eclipse.jdt.ui.gettersetter.suffix.enable";
	/**
	 * A named preference that holds a list of suffixes to be removed from a local variable to compute setter 
	 * and getter names.
	 * <p>
	 * Value is of type <code>String</code>: comma separated list of suffixes
	 * </p>
	 * @deprecated Use setting from JavaCore preference store (key JavaCore.
	 * CODEASSIST_FIELD_SUFFIXES and CODEASSIST_STATIC_FIELD_SUFFIXES)
	 */	
	public static final String CODEGEN_GETTERSETTER_SUFFIX= "org.eclipse.jdt.ui.gettersetter.suffix.list"; 
	/**
	 * A named preference that controls if comment stubs will be added
	 * automatically to newly created types and methods.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 */
	public static final String CODEGEN_ADD_COMMENTS= "org.eclipse.jdt.ui.javadoc"; 
	/**
	 * A named preference that controls if a comment stubs will be added
	 * automatocally to newly created types and methods.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @deprecated Use CODEGEN_ADD_COMMENTS instead (Name is more precice).
	 */
	public static final String CODEGEN__JAVADOC_STUBS= CODEGEN_ADD_COMMENTS;
	/**