Squashed 'google-api-php-client/' content from commit e194f8d

git-subtree-dir: google-api-php-client
git-subtree-split: e194f8d448c1277c50917fd2f502052e2cdb8e9c
Merge commit 'e6db37e483d95ecea99b0914e2ff1843d2d1a35e' as 'google-api-php-client'