SWC-364: only refresh the attachments of the entity when the edit dialog is visible (we don't care if it's rendered or not).  also add tests around this functionality
Merge pull request #182 from jay-hodgson/release-1.18

SWC-364: only refresh the attachments of the entity when the edit dialog is visible
SWC-369: merge change up from develop
Merge pull request #187 from jay-hodgson/release-1.18

SWC-369: merge change up from develop
SWC-368: don't slide if Chrome
SWC-367: remove dialog/window blink if modal, seems to be messed up on Chrome
Merge pull request #188 from jay-hodgson/release-1.18

merge up changes from develop (cherry picked previously code reviewed commits)
Merge branch 'release-1.18' into develop

Conflicts:
	src/main/java/org/sagebionetworks/web/client/widget/entity/menu/ActionMenuViewImpl.java
	src/main/java/org/sagebionetworks/web/client/widget/login/LoginWidgetViewImpl.java