Revert "updated PEAR::Archive_Tar to 1.3.7 for avoiding error on extracting long-named file with PHP 5.3.4+ (fixes #1996, BP from #1908)"
Revert "updated PEAR::Archive_Tar to 1.3.7 for avoiding error on extracting long-named file with PHP 5.3.4+ (fixes #1996, BP from #1908)"

This reverts commit 6871ea63242f9b7296c469c9772e61cb74e73330 from stable branch

tejima/testravis,tejima/testravis,tejima/testravis