Changed the menu label of sample popsts to Sample Posts from the post type name, Admin Page Framework.
Made the custom taxonomy appear in the sidebar menu.
Reviewed grammar errors in messages, descriptions, and comments.
Fixes a bug that the class properties, $intEnqueuedScriptIndex, and $intEnqueuedStyletIndex that hold the handle id's suffix index do not get incremented. Fixes #25 Closes #25
Fixes a bug that the page title for the title tag in the head tag will miss the page title for hidden pages. Fixes #24