0.0.5    * initial posting onto CRAN
		 * Includes binIRT(), ordIRT(), dynIRT(), and hierIRT() models

0.0.6	* Changes for final APSR conditional accept
	    * Added networkIRT() and poisIRT() functions with documentation
		* Added Pablo's data with example code to Twitter model, along with documentation
		* Added German manifesto data with example code to Wordfish model, along with documentation
		* binIRT() in 2D is now disabled: This is something longer-term for Jonathan to take another look at
		* Error in ordIRT() documentation noted by Jason Wu fixed
		* Bootstrap function boot_emIRT() added
		* Changelog added
