changes to book pages
Changes to home page and to appInventor2 page and addition of screensteps stuff
Merge pull request #7 from wolberd/bookChanges

changes to book pages
Merge pull request #8 from wolberd/homePageChanges

Changes to home page and to appInventor2 page and addition of screenstep...
Cayla's images
added an image for IHaveADream and a pdf file for it
Merge pull request #9 from wolberd/IHaveADreamChanges

added an image for IHaveADream and a pdf file for it
web tutorial link
chatper minor fixed
minor fixed on profile page
added paintpot executables and IHaveADream qr...(please make sure IHaveADReam.aia and .apk are right