Release Notes
=============

PrView 0.2

Package name: prview

1- Version 0.2.3
	- Release date: 10/24/2008
	- Protected against loading files with multiple data entries (like cansas XML).
	- Added functionality to load various data formats.
	- Fixed problem with loading additional data after the P(r) graph's scale has been changed.
	- Fixed problem of silent failure upon loading a file with a point at Q=0.
	- Added use of SANS DataLoader   
    - Mac compatibility 
    
   Version 0.2.2
	- Release date: 7/8/2008
	- Added option to normalize P(r) to 1, scale P_max to 1, or leave as is.
	- Fixed problem with changing the number of P(r) points.

   Version 0.2.1
	- Release date: 7/04/2008
	- Improved user interface.
	- Automated estimate of the number of terms.
	- I(q=0) and Rg are now outputs of the inversion.
	- Slit smearing has been added.
	- Constant background estimation.
	- Functionality to compare p(r) output with data from a file.
	- Functionality to change the number of p(r) points of the output distribution.

   Version 0.1.0

	- Release date: 5/28/2008
	- First version put together built on guiframe.

2- Downloading and Installing

	2.1- System Requirements:
		- Python version >= 2.4 should be running on the system

	2.2- Installing:
		- Get the code from svn://danse.us/sans/releases/prview-0.2.3
		- This application is also dependent on the following DANSE code:
			svn://danse.us/common/releases/plottools-0.1.2-dev
			svn://danse.us/common/releases/util-0.1
			svn://danse.us/sans/releases/DataLoader-0.2.1
			svn://danse.us/sans/releases/guicomm-0.1.0
			svn://danse.us/sans/releases/guiframe-0.1.3-dev
			svn://danse.us/sans/releases/pr_inversion-0.2.1
		- The following modules are required:
			* matplotlib
			* numpy
			* scipy
			* wxpython
			* PyXML (for cansas reader)

3- Known Issues

	3.1- All systems:
		- None

	3.2- Windows:
		- None

	3.3- Mac OS:
		- Context menu dialog interfere with dragging when displayed over plots.

4- Troubleshooting

	- None

5- Frequently Asked Questions

	- None

6- Other Resources

	- See: http://danse.chem.utk.edu/prview.html