Overview of changes:

* bug fixes
+ Fix registering server right after installing its server info file (Mark McLoughlin)
+ Server search optimization (Padraig O'Briain)
+ Fix autoheader warnings (Thomas Vander Stichele)
+ Fix crash when BonoboApplication returning GValue with NULL string (Gustavo)
+ Fix linking on Darwin (Hans Petter Jansson)
+ Fix problem with locale env variables (Mark, Ryan Lortie)
* misc.
+ Documentation for bonobo:environment property
(Gustavo)
+ README updated (Michael)