Improving the Jura archive structure for increased repblishing and local queries performance

Improved accounting archive management that changes the jura archive format:

• use date-defined accounting records locations inside archivedir
• additionally populates the SQLite accounting database to optimize queries
• maintain the records aging (long standing archivettl implementation)

Activated by A-REX when [arex/jura/archive] block is present.

Integrated with arcctl accounting subsystem, including getting stats from SQLite database and records republishing.