Sam Minnee 40d9bbfd69 FIX: Don’t assume posix_getpwuid is available.
Fixes https://github.com/silverstripe/silverstripe-framework/issues/2494

In Silverstripe 3.1, on some shared hosts the following bug can occur:
Warning: posix_getpwuid() has been disabled for security reasons
2017-05-23 10:00:36 +12:00
..
2017-01-31 17:03:53 +00:00
2016-11-29 12:31:16 +13:00
2016-11-29 12:33:28 +13:00