Changes since version 0.5.3 
----------------------------
* Minor corrections to the help files.
* The reported AIC, was incorrect, due to a minor bug. This is now corrected.
* Minor modifications to the separation.detection function
* Due to a bug, brglm was mishandling observations with zero weight. This is now corrected.
* Some improvements to profile and confint methods for brglm objects.
* Added citation file.


Changes since version 0.5.2
----------------------------
*	Corrected a bug in brglm that could cause division by zero while scaling the design matrix.
*	Due to a bug, brglm.fit was producing errors with model fits containing more that one aliased out parameters. This is now corrected (thanks to Aleks Jakulin for spotting the issue).
*	Corrected a bug, that could affect the predict methods when aliased out parameters appeared (thanks to Aleks Jakulin for spotting the issue). 

Changes since version 0.5-1:
----------------------------
*	Correction of typos (sorry!) and various improvements of the help files.
