0.7-2 2013/01/25
change iconset to solve the license compatibility problem
enlarge toolbar icon size for visibility

0.7-0
Plot function is almost completely rewritten.
RzThemeEditor. Run from Rz or execute RzThemeEditor().
Both of data.set and data.frame are now synced. Name of data.set is
"(name of data.frame).ds" (ex. "dataset1.ds").
Reload function is now always enabled and reloads data from data.set object (ex. "dataset1.ds").
Select Cases function
Duplicate Data function
rzAddData() for add data from script.
rzReloadData() for reload data from script.
many bugfix

0.5-1
bugfix

0.5-0 2012-06-09
analysis view
Basic Statistics function
crossTable function
Correlation function
improve layout

0.4.2
relocate menu
New Select All Button and Unselect Button
Selected Variables View

0.4-0 2012-05-02
Plot when a index cell is double-clicked (in preferences)
Link to Tutorial (in Help)
load sample dataset (in Help)
add axis limits option
add errorbar and other option (statistics->summary)
support ggplot2 0.9.0
add violin plot
add delete variables function
add duplicate function
add misc options
add scale selector in stratum options
add "specify" option in legend position
add theme(kde42-oxygen)
improve plot view (excute button, clear button, variable selector, plot history)
add stat_summary
add method option of stat_smooth
change display and edit of measurement
edit value labels by double click a cell
fix completion error
fix variableview font setting
fix position bug of plot
ignore case on search
minor fixes

0.3-8 2012-02-06
add quick editor
add label editor
add keyboard shortcuts
fix a bug which blocks to unset missing values

0.3-7
fix InfoBar behavior
fix a bug xlab & ylab options are invalid 

0.3-6 2012-02-01
fix a bug which blocks startup Rz
add theme folder selecter
handling exception that specified theme doesn't exist
improve row header of Data View
fix preferences dialog's position

0.3-3 2012-01-31
fix issues around licenses

0.3-1
add data view
add "add layer" button
add geom and stat
change stratum options' layout
minor layout adjustment
clarify license of themes and images

0.3-0
add Plot View
add preferences
add revert to original dataset
add reload from global environment
extend import and save file format
many bugs fixed

0.2-1 2011-04-04
initial release