SWC-856 Fixed
SWC-856 Clean up code for the wiki's image editor
SWC-856 Modify the handling of buttons for wiki's image editor
compression test
add newline at end of files
Merge pull request #583 from jay-hodgson/release-13

compression filter test
modify compression filter
Merge pull request #584 from jay-hodgson/release-13

modify compression filter
Merge pull request #582 from heidiso/release-13

SWC-856 Fixed disabled submit buttons for tabs in the insert image dialog
promote reference widget out. bookmark needs to be tested...
Merge pull request #585 from jay-hodgson/release-13

SWC-864: promote reference widget out of alpha. bookmark needs more time in testing...
Merge branch 'release-13' of https://github.com/Sage-Bionetworks/SynapseWebClient into develop
Merge pull request #586 from jay-hodgson/develop

merge down from release-13 to develop