fix #10617: clickable MIF import thumbnails
Remove tabs and whitespace.
Fix npe for if empty text. (see #10177)
Remove whitespace.
Fix directory existence boolean variable
Change state when using mouse to select nodes (see #11336)
Merge pull request #1745 from sbesson/11665_diagnostics_exists_bug

Fix bug in `bin/omero admin diagnostics`
Merge pull request #1744 from jburel/tagging

Tagging
Merge pull request #1747 from jburel/context-menu

Context menu
Merge pull request #1740 from mtbc/trac-10617-mif-import-click-view

fix #10617: clickable MIF import thumbnails