menu_minipanels 6.x-1.3-rc7

This should be the final release candidate for 6.x-1.3, it appears to be really stable now.

Changes since v6.x-1.3-rc6:

• #1553144 by DamienMcKenna: Removed some unnecessary code from menu_minipanels_preprocess_links_at_init().
• #1264738 by DamienMcKenna: Added a note about 404 pages.
• #1580072 by codycraven: Revert to using template_preprocess_page() for better compatibility with other modules.
• #1580312 by codycraven: Improved the custom JS to be cleaner and more compatible with theming changes.
• #1425046 by jwilson3: Hover class could still get stuck in certain scenarios.
• Added a note about compatibility problems with JavaScript widgets.