Update for release 2.1.3
Merge pull request #14 from marinaserranomontes/Update-2.1.3

Update for release 2.1.3
Update supported browsers and using the OpenTok notes for release 2.1.3
Update Using the OpenTok on WebRTC notes
Merge pull request #13 from jeffswartz/release_notes

Release notes for v2.1.3
Merge pull request #15 from marinaserranomontes/update_notes

Update supported browsers and using the OpenTok notes for release 2.1.3
Update README.md
Release 2.1.4
Merge pull request #16 from Nitrillo/release/2.1.4

Release 2.1.4
Revert "Release 2.1.4"

This reverts commit 8dc0923b04955377f4cf7bebc341794c33796a21.
Merge pull request #17 from Nitrillo/master

Revert "Release 2.1.4" to "Release "2.1.3"
Release 2.1.4
Merge pull request #18 from Nitrillo/release-2.1.4

Release 2.1.4
Update README.md

Updated dead link (404) to Server-side libraries.
Merge pull request #19 from Thelle/patch-1

Update README.md
Release 2.1.5

Notable additions:
- Signal API
- Dynamic traffic shaping notification
- Connection event notifications
- iOS 7 Support
Merge pull request #24 from wobbals/release/2.1.5

Release 2.1.5
Update README.md
Update README.md

Corrected URLs and content.
Adding samples subdirectory. These samples were previously in their own github projects. Moving them into the samples subdirectory ensures that they are using the correct version of the OpenTok iOS SDK.