Add sort functionality to table Component

Added optional sort function to the shared table component.
Table sort is not implemented on any existing table, but will
be used in the red

Add sort functionality to table Component

Added optional sort function to the shared table component.
Table sort is not implemented on any existing table, but will
be used in the redesigned Event Log table.

- Changed table model attribute to two separate properties
data and header to take advantage of $onChanges lifecycle
hook
- Update local user table and user role table to account for
these updates

Tested on Chrome, Safari, Firefox, Edge, IE

Signed-off-by: Yoshie Muranaka <yoshiemuranaka@gmail.com>
Change-Id: I4fe68e78ae9d1228d7d9350538f61076036b1089

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