Fix compilation errors reported in Eclipse Neon (#126)

Author: Godin

com.mountainminds.eclemma.ui/src/com/mountainminds/eclemma/internal/ui/ScopeViewer.java

@@ -82,8 +82,8 @@ private static class PackageFragmentRootSorter extends ViewerSorter {
  public int compare(Viewer viewer, Object e1, Object e2) {
  IPackageFragmentRoot root1 = (IPackageFragmentRoot) e1;
  IPackageFragmentRoot root2 = (IPackageFragmentRoot) e2;
- @SuppressWarnings("unchecked")
- final Comparator<Object> comparator = getComparator();
+ @SuppressWarnings("rawtypes")
+ final Comparator comparator = getComparator();
  int result = comparator.compare(root1.getJavaProject().getElementName(),
  root2.getJavaProject().getElementName());
  if (result != 0)

com.mountainminds.eclemma.ui/src/com/mountainminds/eclemma/internal/ui/annotation/CoverageAnnotationModel.java

@@ -287,7 +287,7 @@ public void removeAnnotation(Annotation annotation) {
  throw new UnsupportedOperationException();
  }
 
- public Iterator<?> getAnnotationIterator() {
+ public Iterator getAnnotationIterator() {
  return annotations.iterator();
  }