EX-3002 lipe: use static in lamigo

EX-3002 lipe: use static in lamigo

In lamigo, declare functions and variables static when
possible. Remove any unused functions.

Signed-off-by: John L. Hammond <jhammond@whamcloud.com>
Test-Parameters: trivial testlist=hot-pools
Change-Id: Iad16f31304ed9d9d70aa4ecb54f2a9acbbfdead5
Reviewed-on: https://review.whamcloud.com/45384
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Alexandre Ioffe <aioffe@ddn.com>
Reviewed-by: Jian Yu <yujian@whamcloud.com>
Reviewed-on: https://review.whamcloud.com/46122