----- pst-plot.tex
1.20  2010-09-09  - new optional arguments for setting a variable  
                    linewidth and variable color for plotstyle curve
1.19  2010-08-17  - moved option method from pstricks-add into this
                    package to fix a problem with \psplot 
1.18  2010-08-15  - added plotstyle ybar
                  - added optional arguments xLabels, yLabels,
                    xLabelsRot, and yLabelsRot
                  - added plotstyle xvalues
1.17  2010-06-22  - fix bug with global setting of arguments in \readdata
1.16  2010-05-14  - allow origin when x axis is not crossing the y axis
1.15  2010-04-29  - fixed bug with double definition of tickstyle
1.14  2010-04-24  - allow labels=x|y|all|none for polar plots
1.13  2010-04-15  - for log labels take care the different font size
                    for base and exponent
1.12  2010-04-05  - fix bug with axes style frame and linestyle
                    in macro \psxs@@axes 
1.11  2010-03-15  - use always \psset[package]{...} 
1.10  2010-02-11  - trigLabels also for the y axis 
                  - first version with pst-xkey and own 
                    documentation (hv) 
1.04  2009-06-08  - fix new bug with \ifdim\nA pt, use now 
                    \def\pst@minusZero{-0}
1.03  2009-06-01  - fix bug with \ifdim\nA pt, must be sp 
1.02  2008-11-24  - add PostScript variable ps@Exit for exit the loop
		    for \psplot and \psparametricplot
		  - add new names \psparametricplot, \psdataplot,...
		    the old names still work
1.01  2008-01-26  - make negative Dx/Dy work (hv) 
1.00  2007-06-26  - added two new line style LineToXaxis/LineToYaxis (hv) 


----- pst-plot.sty
     2008-12-12 first version (hv)