fix #10811: add templatePrefix to Fileset

See from https://trac.openmicroscopy.org.uk/ome/ticket/10811#comment:7
for instructions on upgrading older FS DBs to accommodate this change.
new database schema
Merge pull request #1203 from will-moore/activities_show_on_error_10914

Show Activities panel with new errors
Merge pull request #1210 from will-moore/chgrp_target_10908

Chgrp target 10908
Merge pull request #1214 from mtbc/trac-10782

fix #10782: add IContainer.getImagesBySplitFilesets
Merge pull request #1222 from sbesson/travis_merge

Add scc travis-merge to the Travis before_install step
Merge pull request #1225 from joshmoore/11009-plate-delete

Fix Plate delete (Fix #11009, See #10776)
Check if MIF can be deleted.
Add method to test class.
Fix returned value.
Modify the type of object returned.
Load Image data and thumbnails after check.
Move ThumbnailLabel class so it can be re-used.
Add dialog indicating why images cannot be deleted/moved.
Adjust layout.
Pass the groups as a parameter.
Modify sequence so nodes are removed from display.
Remove unused import.
Remove hard code method implementation.
Merge pull request #1230 from will-moore/activities_MIF_removal_11002

Activities mif removal 11002