Merge pull request #356 from jay-hodgson/SWC-639

SWC-639: fix upload for IE (for now limit to 5mb)
Merge pull request #357 from jay-hodgson/develop

SWC-639: fix upload for IE (for now limit to 5mb)
SWC-624: add submitter alias combo box to the submission dialog, sorted by submission date
SWC-642: ability to center image
add tests
widgetize the join button.  needed to retire Evaluation wiki
fix layout of button by removing float left
SWC-644: point to contentSource synapse id
Merge branch 'join_widget' into develop
change from code review
code review changes
Merge pull request #360 from jay-hodgson/join_widget

SWC-643: widgetize the join button.  needed to retire Evaluation wiki
Merge pull request #359 from jay-hodgson/SWC-624

Swc 624: set submitter alias on submission from UI
Merge pull request #358 from jay-hodgson/SWC-642

SWC-642: ability to center image
Merge branch 'develop' of https://github.com/Sage-Bionetworks/SynapseWebClient into develop
update synapse version so portal is in sync
remove reference to getItemizedStorageUsageForNode
hide md5 if null
Merge pull request #361 from jay-hodgson/SWC-646

Swc-646: remove reference to getItemizedStorageUsageForNode
add ability to specify code language.  if not recognized, it will autodetect.