org.epics.vtype: update to SNAPSHOT
Adding support for different image encoding.
o.c.u.pvmanager.file: adding support for png and bmp images
o.c.u.pvmanager.widgets: making VImage more consistent to VTable
o.c.opibuilder.widgets.extra: adding popups et al to VImage widget
Merge branch '3.2.x' of git@github.com:ControlSystemStudio/cs-studio.git into 3.2.x