Client compatibility tests

[mtmk]

Added client compatility tests

• Object store watch and link support
• Object store compat
• Services compat
• Services compatibility fixes

+---------+---------+------+--------------+-----------------+--------+
| client  | version | hash | suite        | test            | result |
+---------+---------+------+--------------+-----------------+--------+
| unknown | 0.0.0   |      | object-store | default-bucket  | pass   |
+---------+---------+------+--------------+-----------------+--------+
| unknown | 0.0.0   |      | object-store | custom-bucket   | pass   |
+---------+---------+------+--------------+-----------------+--------+
| unknown | 0.0.0   |      | object-store | put-object      | pass   |
+---------+---------+------+--------------+-----------------+--------+
| unknown | 0.0.0   |      | object-store | get-object      | pass   |
+---------+---------+------+--------------+-----------------+--------+
| unknown | 0.0.0   |      | object-store | update-metadata | pass   |
+---------+---------+------+--------------+-----------------+--------+
| unknown | 0.0.0   |      | object-store | watch-updates   | pass   |
+---------+---------+------+--------------+-----------------+--------+
| unknown | 0.0.0   |      | object-store | watch           | pass   |
+---------+---------+------+--------------+-----------------+--------+
| unknown | 0.0.0   |      | object-store | get-link        | pass   |
+---------+---------+------+--------------+-----------------+--------+
| unknown | 0.0.0   |      | object-store | put-link        | pass   |
+---------+---------+------+--------------+-----------------+--------+

+---------+---------+------+---------+---------+--------+
| client  | version | hash | suite   | test    | result |
+---------+---------+------+---------+---------+--------+
| unknown | 0.0.0   |      | service | service | pass   |
+---------+---------+------+---------+---------+--------+

[caleblloyd]

LGTM