rbenv-gemset 0.4.1

Closes #22782.
Closes #22787.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
Drush 6.1.0

Closes #22786.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
gradle 1.8

Closes #22784.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>