Bug fixes

See http://drupal.org/node/280595

Fixes a small bug which may have stopped the hashcash.js file from being added to a page's headers.

Fixed bug in installation with postgress SQL

Release is sponsored by United Kingdom Travel Guide

Drupal coding standards fixes.
Code optimization.
Less memory used.
Path module compatibility (Sponsored by LucksDigital).

The two localizer attributes added to the node object have changed name :
$node->pid is now $node->localizer_pid
$node->language is now $node->localizer_language

This has been changed only in the code and NOT in the database.
The database's fields are yet pid and language.

Bug fixes.

Bug fixes.