Rotate ChangeLog for new repository; clarify documentation files

Rotate ChangeLog for new repository; clarify documentation files

Rotate ChangeLog to show changes for srvx@srvx.net--2005-srvx repo.

Fix various file permissions to 664 instead of 620.

Update FAQ and TODO.  Add UPGRADE file to arch and to distribution.
git-archimport-id: srvx@srvx.net--2005-srvx/srvx--devo--1.3--patch-1