SFTP: Add test for put() from local file.
Merge pull request #458 from bantu/sftp-put-from-local

SFTP: Add test for put() from local file.

* bantu/sftp-put-from-local:
  SFTP: Add test for put() from local file.
Merge branch 'master' into php5

* master:
  SFTP: Add test for put() from local file.
Make SFTPLargeFileTest compatible with php5 branch.