Bug fixes

#775826: Need to use base_path, limit /user URLs, and remember the requested URL

PHP :
+ #367255 Duplicate in-world authentication using same Drupal user account
+ added : option to force inworld username in drupal account.
+ added : option to replace or merge the default roles. fixed : roles assignment
+ added : message to inform user inworld that the username has changed
# bug correction : thank you Dennis Metzcher for donation.
+ added withdrawing option for slpoints : thank you Sexy Broek for donation
LSL :
^ changed the menu system in lsl scripts
+ added withdrawing option for slpoints

Cleaned up most of the issue queue and added a couple of feature requests untill stable again

In the words of John Faber, "it's ready. It just needs a lot of testing."

Fixed bug found by mwisner, #762518. PHP Error when module enabled but not configured.

The following issues were fixed:

http://drupal.org/node/774860
http://drupal.org/node/774670
http://drupal.org/node/774842

Update includes code contribute by artscoop