pstricks-add.pro ----------- (Dominik Rodriguez/hv)
 v 0.10 2006-10-15 - bug correction, x^-1 (dr)
        	   - Constants into tx@Dict to make them global (hv)
                   - small stuff (hv)
		   - define tan
 v 0.09 2006-10-10 cvi for the wavelength to get an integer (hv)
 v 0.08 2006-06-17 more improvements to the code (hv)
 v 0.07 2006-04-03 remove whitespace (dr)
 v 0.06 2006-01-16 EXP -> Exp, to prevent missmatch with pst-math (hv)
 v 0.05 2005-11-12 fix bug in GTriangle (hv)
 v 0.04 2005-10-06 added subroutines for calculating wavelength to rgb color(hv)
                   changing name of pst-eqdf.pro to pstricks-add.pro
 v 2005.03  2005/05/16 (hv) small changes to the code
 v 2005.02  2005/03/05 (dr) white space removal from expression
 v 2004.02  2004/11/14 (dr) correction of a priority problem ^ before unary - (new rule FS)
 v 2004.01  2004/09/14 (dr) initial version


pstricks-add ----------- (Dominik Rodriguez/hv)
 v 2.82  2006-11-22 - add boolean key for angleCheck (hv)
 v 2.81  2006-10-10 - fix a trailing space in \pstScalePoints (hv)
		    - add macro \psforeach (hv)
		    - fix bug in the line macros \length -> \linelength
 v 2.80  2006-09-25 - fix a trailing space for fillstyle transparent
 v 2.79  2006-09-21 - make ! not active (for french language and SpecialCoor)
                    - added macro \psforeach
		    - added transalpha option for tranparency color
		    - rename the family name to pstricksadd (pst-xkey)
		      allows using the interla macros of xkeyval
 v 2.78  2006-08-07 - allow ! for the y Length in \psgraph
                      fix bug with undefined \psk@barwidth (missing \psset}
 v 2.77  2006-07-12 - use of abs(dx) to get labels for negative \pst@dx
		    - fix bug in trigLabels
 v 2.76  2006-06-24 - renaming all \Pixxx macros to \psPixx
                      to prevent mismatches with other packages,
		      which define also \Pi.
		      also renamed \RadUnit and \RadUnitInv to \pstRad...
		      (not valid for pstricks-add.pro)
 v 2.75  2006-06-17 - plot a derivative of a function by the equation or numerical
                      (\psplot and \paramericplot)
                    - delete macro \psLineIII and the two special options
                    - add macro \psMatrixPlot
                    - option trigLabelBase for advanced setting of trogonometrical
		      x-axis labels
		    - option labelFontSize 
                    - fix introduced bug with Hook arrow and (-)
                    - fix bug for Hook arrow with ArrowInside option
                    - fix bug with readdata
                    - revert all changes
                    - fix a bug with lines and psgraph
 v 2.74  2006-01-02 - add \psdice
 v 2.73  2005-12-21 - renaming the \setLNode and \setLCNode to
                      \psLNode and \psLCNode.
		      new macro \psLDNode
	 	    - add missing fillstyle for \psStep
		    - add StepType Riemann
 v 2.72  2005-11-27 - fix introduced bug in psgraph
                    - add new macro \psStep with new option StepType
 v 2.71  2005-10-24 - use \def instead of \edef for subtickcolor
                      and also using \pst@getcolor
	 	    - fix bug with Ox and log axes
 v 2.70  2005-10-20 - use \def instead of \edef for X|YAxisLabel
                    - make psgraph correct use of the origin values
		    - added a new macro \psLNode and \nlput for a
		      node label with absolute position
 v 2.69  2005-10-12 moving the basic arrows into pstricks )-(,]-[
                    bugfix for hook arrow
 v 2.68  2005-10-09 fix a bug with trigLabels and showorigin
 v 2.67  2005-10-08 rewrote \psrotate macro
                    added three predefined hatchstyles for simulating transparent colors 
 		    TRed, TGreen,TBlue 
 v 2.66 2005-10-06 add more support for Gouraud-shading, emulate the PS subroutines
                    if not present in the PS level 
 v 2.65  2005-10-03 add support for Gouraud-shading 
 v 2.64  2005-09-25 fix a bug in reading ticksize values (\pst@getdimdim} 
 v 2.63  2005-09-18 fix another bug with option names 
 v 2.62  2005-09-08 fix new introduced bug in \psbrace 
 v 2.61  2005-09-08 fix bug in \psbrace 
 v 2.60  2005-08-28 added some more line fill styles 
 v 2.59  2005-08-06 bugfix for option intSeparator
	  	    add macro \psrotate
 v 2.58  2005-07-25 ArrowInside=- for \psbrace
 v 2.57  2005-07-07 some improvements to psgraph
 v 2.56  2005-06-25 fix bug with \pscustom and poynom
	 	   fix introduced trailing space in \readdata
 v 2.55  2005-05-26 some tweeks to the code, updating the documentation
 v 2.54  2005-05-25 added option ChangeOrder
 v 2.53  2005-05-23 dito
 v 2.52  2005-05-22 fix bug in psplotTangent
 v 2.51  2005-05-21 drop support of option varStep
 v 2.50  2005-05-20 first try with psplotDiffEqn, plotting differential equation,
                    needs _newest_ pst-eqdf.pro and pstricks.pro
 v 2.49  2005-05-19 fix bug in psplotTangent and make option showpointa available
 v 2.48  2005-05-18 fix some new introduced bugs and make psplotTangent for all
                    plot macros working 
 v 2.47  2005-05-17 make psplotTangens also available for the parametric plot 
                    together with the algebraic option 		   
 v 2.46  2005-05-16 make psplotTangens also available for the polarplot and
                    algebraic option 		   
 v 2.45  2005-05-16 small changes to the code
 v 2.44  2005-05-15 added macro psplotTangent
 v 2.43  2005-04-20 some more tweeks to triglabels
 v 2.42  2005-04-17 small bugfix with the options
 v 2.41  2005-04-17 new option ignoreLines for  \readdata
 v 2.40  2005-04-13 new option trigLabels
 v 2.39  2005-03-17 modify the Rhook subroutine (abs)
 v 2.38  2005-03-03 move the loading of a config file into pstricks-add.sty
 v 2.37  2005-02-20 drop support of tickstyle (pst-plot),
                    fix several bugs in connection with the ticksize option
	 	    minor code changes
 v 2.36  2005-02-20 added missing LabelFactor
 v 2.35  2005-02-19 small improvements
 v 2.34  2005-02-10 fix bug with comma
 v 2.33  2005-01-18 add a config file
 v 2.32  2005-01-16 added hook arrow (for bond lines)
 v 2.31  2004-12-11 activate \pslinestyle for the axes
 v 2.30  2004-12-07 make xyAxes run
 v 2.29  2004-12-04 spurious blank in ArrowInside
 v 2.28  2004-11-23 small changes to the code
 v 2.27  2004-11-19 tickstyle now a pstricks-add key
 v 2.26  2004-11-17 spurious blank in \psbrace
 v 2.25  2004-11-13 fixed a new introduced bug
 v 2.24  2004-11-12 added the psRandom macro for random dots
 v 2.23  2004-11-11 added the star option for psgraph
 v 2.22  2004-11-04 fixed bug with \psset
 v 2.21  2004-10-24 added \psParallelLine for lines parallel to another one
                    added \psIntersectionPoint(#1)(#2)(#3)(#4){nodeName} 
 v 2.20  2004-10-24 added \psRelLine for lines relative to another one
 v 2.19  2004-10-20 small changes
 v 2.18  2004-10-20 add \ncbarr
 v 2.17	 2004-10-14 new multiple arrows
