Merge pull request #74 from nealcpeters/tutorial_show

subchapters delete link ajaxified
update styling
Merge branch 'master' of https://github.com/nealcpeters/infobytes into subtopics/view-styling
added insane regex to catch everything except a tags
add footer
Merge branch 'master' of https://github.com/nealcpeters/infobytes into tutorial_page
Merge pull request #75 from nealcpeters/tutorial_page

Tutorial page
added better regex
cleared a pointless puts
Merge branch 'master' of https://github.com/nealcpeters/infobytes into eric_spec_dev
Merge pull request #76 from nealcpeters/eric_spec_dev

Eric spec dev
tutorial view formatting and topics layout
Merge branch 'master' of https://github.com/nealcpeters/infobytes into subtopics/view-styling
Merge pull request #77 from nealcpeters/subtopics/view-styling

Subtopics/view styling
added delete ajax to the sub-chapter show