Added filesystem-tests.d.ts
Added filewriter.d.ts
Updated README (filesystem, filewriter)
Merge pull request #314 from kontan/filesystem

Added filewriter.d.ts and tests
Merge pull request #315 from omidkrad/master

Added two function declarations for Backbone.History
adjusted jasmine tests
adjusted knockout typings; added 'templating' tests; the test file structure was refactored; #312
Merge pull request #317 from Diullei/master

adjusted knockout typings; added 'templating' tests; the test file structure was refactored; #312
jquery addBack() method added #316
Merge pull request #318 from Diullei/master

jquery addBack() method added #316
Added options parameter to Backbone.Model.set()
Merge branch 'master' of https://github.com/borisyankov/DefinitelyTyped