Inline layer label edits. Closes #223
Fix travis buildbot logic
State documentation
More state work to support session restoration
Tweaks for state saving
State saving for RGB mode in image widget
State polishing: slice restoration, scatter attribute syncing, range subsets
Label slices. Closes #222
Slice sliding preserves zoom. Closes #224
Added docstring
State load bugfixes for positions and tabs

Closes #221
Fix mac Edit menu

Closes #227
Fix rebase mistake
Boolean columns should be treated as CategoricalComponents
Merge pull request #219 from ChrisBeaumont/state

State saving and loading
Use QT to render mid-selection ROIs

Closes #225
Merge pull request #230 from JudoWill/fix-coerce-numeric-booleans

Boolean columns should be treated as CategoricalComponents
Merge pull request #231 from ChrisBeaumont/qt_roi

Use QT to render mid-selection ROIs
Merge pull request #234 from ChrisBeaumont/edit_menu

Fix MacOS edit menu
Merge pull request #233 from ChrisBeaumont/inline_edit

Inline data/subset label edits