Add @composer wrapper for Vimeo PHP library.

This will allow developers to stop copy/paste the class and just add it as a dependency to their development environment via composer.
Remove use Vimeo and add Vimeo\Vimeo.
Update to Apache-2.0 license.
Update description.
Add better description.
Merge remote-tracking branch 'upstream/master'

* upstream/master:
  Correct typo for #8
Merge branch 'master' of github.com:vimeo/vimeo.php

* 'master' of github.com:vimeo/vimeo.php:
  Add contributors
  fix status code bug in upload workflow
  correct spelling mistakes
Add description.
Add line.
Update description.
Update description.
Merge branch 'master' of github.com:vimeo/vimeo.php

* 'master' of github.com:vimeo/vimeo.php:
  partially fix GET requests where the url already has parameters

Conflicts:
	example/index.php
Merge remote-tracking branch 'upstream/master' into composer

* upstream/master:
  fix example users/me typo for #15
  partially fix GET requests where the url already has parameters
  Add contributors
  fix status code bug in upload workflow
  correct spelling mistakes
  Correct typo for #8

Conflicts:
	example/index.php
Merge remote-tracking branch 'upstream/master'

* upstream/master:
  fix example users/me typo for #15
Merge remote-tracking branch 'upstream/master'

* upstream/master:
  changed pictures to posters
  vod film and series example
  bump version to 1.0
  create vod page and add video example
  add image uploads, move to json, and flesh out comments
Merge remote-tracking branch 'upstream/master' into composer

* upstream/master:
  changed pictures to posters
  vod film and series example
  bump version to 1.0
  create vod page and add video example
  add image uploads, move to json, and flesh out comments
updated to version 3.2 and psr-4
Merge pull request #2 from pulkitjalan/update-3.2

updated to version 3.2 and psr-4
Merge remote-tracking branch 'upstream/master'

* upstream/master:
  merging from vimeo master branch
  better comments, concat instead of sprintf
  README shows uploadImage with activate parameter
  replace video source file functionality, added docs for it
  added activate flag to image uploads and image upload docs
  Add dot notation example to the docs

Conflicts:
	src/Vimeo/Vimeo.php
Merge branch 'master' into composer

* master:
  merging from vimeo master branch
  better comments, concat instead of sprintf
  README shows uploadImage with activate parameter
  replace video source file functionality, added docs for it
  added activate flag to image uploads and image upload docs
  Add dot notation example to the docs
  updated to version 3.2 and psr-4
  Update description.
  Update description.
  Add line.
  Add description.
  Add better description.
  Update description.

Conflicts:
	example/index.php