Revert "Store acquisitariat password"

Summary:
Not used, password can be updated and offer deprecated information,
directory can be badly chmoded and provide cleartext password.

This reverts commit 52c434a4035679fa560a9c95fe913eb53037f4c0.

Test Plan: make

Reviewers: dereckson

Reviewed By: dereckson

Subscribers: xcombelle

Differential Revision: https://devcentral.nasqueron.org/D1148