New features

• Add new forceCloseDatabase API to simulate the database being abnormally closed, emitting a "close" event (#126 by @nolanlawson)

Performance

• Significantly improved performance of some operations (like 13x for inserts with many multiEntry indexes) by using a binary search tree to store data, although for most simple use cases you won't notice a difference (#128 by @nolanlawson)

• Improved performance in non-Safari browsers by using scheduler.postTask rather than setTimeout (#129 by @nolanlawson)

Bug fixes

• Improved handling of Blob and File objects (#124 by @nolanlawson)

• Fixed fake-indexeddb/auto import in browsers (#127 by @nolanlawson)

Infrastructure

• Further improved test coverage and performance of Web Platform Tests (#119 #120 #121 #122 #123 by @nolanlawson)