DOC: updated for the moving pictures tutorial 1.9.0 data
MAINT: modified link to download files
DOC/ENH: updates to text, expansion of tutorial, bug fixes
BUG: fixed bugs, removed some temporary cells
Merge branch 'master' of github.com:qiime/qiime into more-tutorial-updates
MAINT: cleaned up based on comments from @jairideout
MAINT: addressed most comments from @jairideout
ENH: added chdir to shorten commands
BUG: fixed issue with path
MAINT: one more typo fix
MAINT/ENH: addressed remaining comments from @jairideout
Merge pull request #1698 from gregcaporaso/more-tutorial-updates

DOC: updated for the moving pictures tutorial 1.9.0 data