v3.0.0

• #23 Changed URL pattern from http://127.0.0.1/panel/::g::/foo/bar/baz/1 to http://127.0.0.1/panel/get/foo/bar/baz/1.
• Added chunk, deep, sort and x filter for query string in URL.
• Added ability to store file in different folder from the current folder by adding an <input name="path" value="foo/bar/baz"> element in the HTML form. This applies only to the get and set task.
• Added ability to update core, extension and layout directly from the panel.
• Changed info key to status.
• Changed locked property to fix property.
• Moved AJAX feature to a separate extension.
• Moved default panel skin and test files to separate extensions.
• Removed card and cards type.
• Renamed height and width class to has:height and has:width.
• Renamed is:locked and not:locked class to is:fix and not:fix.
• Updated for Mecha 3.0.0.