Uploading to iSENSE is working
Merge pull request #602 from stowellm/ms590

Save experiment in prefs as a string consistently across the application...
Viewing uplaoded session on iSENSE website works.
Minor changes to small things
Merge remote-tracking branch 'upstream/master' into vb573
Merge pull request #603 from balabhv/vb573

Minor changes to minor things
Started working on QR Code implementation using free app pic2shop instead of ZXing.
Started working on QR code and upload dialogs
Merge remote-tracking branch 'upstream/master' into vb573
Merge pull request #604 from balabhv/vb573

QR Code and upload dialog started
Merge remote-tracking branch 'upstream/master' into ms590