protected void updateTitle() {
        setTitle(title);
        adapter.setCurrentListTitle(title);
        final ActionBar actionBar = getSupportActionBar();
        if (actionBar != null) {
            actionBar.setSubtitle(getCurrentSubtitle());
        }
        refreshActionBarTitle();
    }
Loads the caches and fills the adapter according to {@link #search} content.
<br>
If {@link #search} is {@code null}, this does nothing.
main/src/main/java/cgeo/geocaching/CacheListActivity.java