Merge to work on top of test framework changes
added documentation to manual tests
CB-6900 fixed spec.7 for wp8

Test needs to check for x-wmapp0:/ instead of file:/ in case of wp
CB-7223 spec.27 marked pending for wp8

since wp8 does not support custom headers
Merge renamed tests dir
CB-7316 Improves current specs compatibility:

* Update handling credentials routine, replace parsing with Uri object by regexp parsing due to security errors in Windows.
* Add support to aborting download/upload operations for windows platform.
* Add support of progress events for download/upload operations for windows platform.
  - progress event object for upload operation is always empty, due to Windows restrictions.
* Fix multiple errors with handling invalid URLs and paths.
* Fix error callbacks in download/upload methods. Now they called with proper Error objects.
CB-7316 Adds support for Windows platform, moves *Proxy files to proper directory.
CB-7316 Updates docs with actual information.
rebase from master
added documentation for new test
Merge branch 'CB-7316' of https://github.com/MSOpenTech/cordova-plugin-file-transfer
Remove dupe file windows+windows8 both use the same one
Amazon related changes.
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/cordova-plugin-file-transfer into fixtests
CB-7423 fix spec28,29 lastProgressEvent not visible to afterEach function
CB-7249 cordova-plugin-file-transfer documentation translation: cordova-plugin-file-transfer
CB-7529 Adds support for 'ms-appdata' URIs for windows
CB-7532 Handle non-existent download dirs properly
Construct proper FileEntry with nativeURL property set
CB-7471 cordova-plugin-file-transfer documentation translation: cordova-plugin-file-transfer