interface SortableOptions extends SortableEvents

If we look into jqueryUI internals we will see that all the config values stored in one object. Both Options and Events. For example we can call UI.sortable({opacity: value1, start: fn1, stop: fn2})
Use base type in ko.virtualElements interface

The knockout `virtualElements` API accepts all types of DOM nodes, not just HTML elements.

For example, I was trying to insert a text node (from `document.createTextNode`), and it was seen as invalid.
add ajax function to View
add options to History
add set to Collection
Add missing test functions
Add some more missing functions
Add dispose method
_V_ is deprecated

Use videojs instead
Merge pull request #2023 from bdukes/patch-1

Use base type in ko.virtualElements interface
Merge pull request #2026 from ttrevorr/update-backbone.d.ts

Update backbone.d.ts
Merge pull request #2031 from martinduparc/patch-3

Add dispose method
Added TS stubs for clone library.
Fixed errors with noImplicitAny
Merge pull request #2030 from DickvdBrink/patch-3

Add missing test functions
Updated rx.d.ts and rx-lite.d.ts to version 2.2.20
Updated rx.aggregates.d.ts t oversion 2.2.20
Updated rx.async.d.ts to version 2.2.20
Updated RxJS-BackPressure to v2.2.20
Updated RxJS-Experimental to v2.2.20