ec2-launcher: add configuration mechanism

Initial pass.

Signed-off-by: Pierre-Alexandre Meyer <pierre@ning.com>
jaxrs: add all plugin details in PaymentMethodJson

Signed-off-by: Pierre-Alexandre Meyer <pierre@ning.com>
osgi-bundles: add account id when encountering exceptions

This is mostly to debug lock exceptions.

Signed-off-by: Pierre-Alexandre Meyer <pierre@ning.com>
server: add missing hunk from d6a7318504c0180f568cabdea99cfd9b1d7d1e21

Signed-off-by: Pierre-Alexandre Meyer <pierre@ning.com>
payment: fix refund flow

Don't complete the refund if the plugin indicates an error.

Signed-off-by: Pierre-Alexandre Meyer <pierre@ning.com>