Merge branch 'develop' of https://github.com/Sage-Bionetworks/SynapseWebClient into develop
add back button to tutorial wizard view
SWC-711: change confirmation to a dialog instead of a quick popup.
SWC-708: way to re-launch tutorial (regardless of whether I have submitted anything or not).
SWC-708: on skip tutorial, when Submit To Challenge it should open the submission dialog.  But if learning about submission, then it should simply hide (and do nothing else)
new Dream8 banner
Merge pull request #448 from dburdick/release-4

new Dream8 banner
Merge pull request #446 from jay-hodgson/SWC-708

SWC-708: way to re-launch tutorial (regardless of whether I have submitt...
Merge pull request #444 from jay-hodgson/SWC-711

SWC-711: change confirmation to a dialog instead of a quick popup.
Merge pull request #443 from jay-hodgson/SWC-709

SWC-709: add back button to tutorial wizard view
fix test
Merge pull request #450 from jay-hodgson/release-4

fix test
Merge branch 'develop' of https://github.com/Sage-Bionetworks/SynapseWebClient into develop
Merge branch 'release-4' of https://github.com/Sage-Bionetworks/SynapseWebClient into develop
Merge pull request #451 from jay-hodgson/develop

Merge down my changes from release-4 (and Dave's updated Dream8Banner)