Fix comparison for regexp deepEqual
Add deepEqual tests for regexp flags
Don't use buster.format any more
Coerce matcher.or/and arguments into matchers
remove sandbox injected properties on restore
added tests
More specific feature test for ProgressEvent

Avoids IE11 bug, where ProgressEvent is not callable with new. Fixes #409
Check for ProgressEvent support but use sinon.Event

Avoids IE/host object problems while maintaining browser support semantics.
Fix onload call, 'this' should be equal to XHR object
Add sinon.assert.match

Makes it possible to use the Sinon matcher API on arbitrary data,
without a spy having been called.
Add test for sinon.assert.match
Add test for assert.match failure message
prevent setResponseHeaders from being called twice
Merge branch 'fix-402/fake-xhr-compliance' of github.com:fearphage/Sinon.JS into fix-402/fake-xhr-compliance