Merge pull request #746 from bshaffer/remove-v-for-composer

removes v for packagist verification

Author: bshaffer

composer.json

@@ -7,7 +7,7 @@
     "license": "Apache-2.0",
     "require": {
         "php": ">=5.4",
-        "google/auth": "~v0.4",
+        "google/auth": "~0.4",
         "firebase/php-jwt": "~2.0|~3.0",
         "monolog/monolog": "^1.17",
         "phpseclib/phpseclib": "~2.0",