Remove some unused specs

Change-Id: Id8f385afdca1f7b0ca55cb37c67d88701b206ba5
Reviewed-on: http://gerrit.causes.com/35569
Reviewed-by: Shane da Silva <shane@causes.com>
Tested-by: Shane da Silva <shane@causes.com>
Add specs for PreCommit and CommitMsg contexts

Change-Id: I1037b8747ddb2b79235cc171ef840430e58310be
Reviewed-on: http://gerrit.causes.com/35570
Reviewed-by: Shane da Silva <shane@causes.com>
Tested-by: Shane da Silva <shane@causes.com>