Batch size is also now a parameter.

be applies cumulatively.
Updated documentation.

  - Make sure HTMLFile instances got a __name__ that matched the name
    they were assigned to in the class, and

  - Give HTMLFile and Python methods whos names are 'manage' or
    begin with 'manage_' a __roles__ of ('Manager',)

acquisition.

Began fix-up for new protocols.

Removed 'manage' prefix hack.

Changed so PARENTS keep acquisition wrappers.  The circular reference
is broken by removing 'other' attribute from the request.

variable is assigned to an attribute, then the value of the attribute
will be acquired, even if it might not otherwize be acquired.