Start on collapsible dialogs
Mac gui fix
Closes #689

Kind of goofy look to the collapsed UIs, but it works OK
Add network zoom.

Way too easy, should've been there for years.
Merge branch 'master' into lookandfeel
Hide miniview
Merge branch 'master' into lookandfeel
Merge branch 'master' into lookandfeel
Add zoom limits
Add several new actions/icons
Make buttons disjoint
Enable mouse mode toggle
Fix enum value
Implement zoom actions
Starting on center view action
Implement center view. Closes #673