ss: Expose method to get an attribute's path as a string array

ss: Expose method to get an attribute's path as a string array

Most attribute-creation methods use string arrays (or varargs
parameters), it'd be nice to be able to get the same array back.

Change-Id: I8948d0d2120e24be5ba0ed72d0cb951d278f4e14
Signed-off-by: Alexandre Montplaisir <alexmonthy@voxpopuli.im>
Reviewed-on: https://git.eclipse.org/r/44543
Reviewed-by: Patrick Tasse <patrick.tasse@gmail.com>
Tested-by: Patrick Tasse <patrick.tasse@gmail.com>
Reviewed-by: Hudson CI