Bug 6062 JavaDocCompletionProcessor should be have configurable case sensitivity
Need implementation of the following JavaDocCompletionProcessor method public void restrictProposalsToMatchingCases(boolean restrict.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/text/javadoc/CompletionEvaluator.java
String jdocPrefix= "@" + prefix; 
		for (int i= 0; i < fgTagProposals.length; i++) {
			String curr= fgTagProposals[i];
			if (curr.startsWith(jdocPrefix)) {
				fResult.add(createCompletion(curr, prefix, curr, JavaPluginImages.get(JavaPluginImages.IMG_OBJS_JAVADOCTAG), null));
			}		
		}
		String htmlPrefix= "<" + prefix; 
		for (int i= 0; i < fgHTMLProposals.length; i++) {
			String curr= fgHTMLProposals[i];
			if (curr.startsWith(htmlPrefix)) {
				fResult.add(createCompletion(curr, prefix, curr, JavaPluginImages.get(JavaPluginImages.IMG_OBJS_HTMLTAG), null));
			}		
		}
	}
	
	private void addProposals(String prefix, String[] choices, String imageName) {	
		for (int i= 0; i < choices.length; i++) {
			String curr= choices[i];
			if (curr.startsWith(prefix)) {
				fResult.add(createCompletion(curr, prefix, curr, JavaPluginImages.get(imageName), null));
			}
		}
	}
	
	private void addProposals(String prefix, IJavaElement[] choices) {	
		for (int i= 0; i < choices.length; i++) {
			IJavaElement elem= choices[i];
			String curr= getReplaceString(elem);			
			if (curr.startsWith(prefix)) {