3.6  2013-03-20
       *  Added option compoffset.
       *  Added option beampathskip.
       *  Added option innercompalign.
       *  Fixed some bugs in the raytracing and beam code.

3.5  2013-02-22
       *  Added option filterangle.
       *  Fixed wrong output fiber style in \optcoupler
       *  Fixed strange Postscript error which occured with some
           interpreters.

3.4  2013-02-03
       *  Fixed bugs when using fillstyle for some components
       *  Extended option switchsize.
       *  Modified coupler center node to be on the base line.
       *  Extended error checking for \drawbeam and \drawfiber.
       *  Fixed some bugs in the connection code

3.3a 2012-09-18
       *  Fixed bug which was exposed by an update of pst-node.
       *  Fixed trailing spaces.

3.3  2012-08-17
       *  Extended \opttripole and \optdipole.
       *  Modified reference angle for label of \opttripole.
       *  Added option optdipolesize to support two interfaces for
           \optdipole.
       *  Added option gratingalign.
       *  Added option forcebeaminside.
       *  Extended option mirrorradius.
       *  Improved \drawbeam and \drawwidebeam to be able to use
           ArrowInside without linestyle.
       *  Fixed orientation of \oenodeBeamUp and \oenodeBeamLow.
       *  Fixed a bug related to beaminside and ambiguous components.
       *  Fixed some trailing spaces
       *  Added more examples.

3.2  2012-07-26
       *  Added component \glanthompson.
       *  Added access to beam vectors with \oeBeamVec, \oeBeamVecUp and
           \oeBeamVecLow.
       *  Fixed wrong computation of node distance in \fiberbox
       *  Fixed bug in \wdmsplitter for coupleralign=b and
           couplertype=none
       *  Fixed bug when filling components placed with position=end/start
       *  Added value absolute to parameter labelref.
       *  Added examples.

3.1  2012-07-17
       *  Added component \fiberbox.
       *  Extended connection macros to not required curly braces around
           node parenthesis any more.
       *  Modified \fibercollimator to have allowbeaminside=false by
           default.
       *  Extended fiber couplers to allow using only two nodes.
       *  Fixed a bug concerning node expressions with \drawfiber

3.0  2012-07-09
       *  Modified beam connections with \drawbeam to support raytracing.
       *  Added wide beams with \drawwidebeam.
       *  Added \drawfiber for fiber connections.
       *  Added optexp environment for layering of components and
           connections.
       *  Added german documentation
       *  Modified naming of component nodes.
       *  Modified extnode to work with more components.
       *  Modified angle and rotateref to affect all components.
       *  Modified endbox to affect all components.
       *  Extended position by values start and end.
       *  Extended abspos by values start and end.
       *  Removed deprecated lens code which used lenswidth and lensheight
           for construction.
       *  Added option platesize.
       *  Added option phwidth.
       *  Modified option caxislength.
       *  Deprecated option lampscale.
       *  Added style CrystalCaxis.
       *  Added style CrystalLamp.
       *  Added option optboxsize.
       *  Extended option detsize.
       *  Added style DetectorStyle.
       *  Removed deprecated \detector, use \optdetector.
       *  Extended option doveprismsize.
       *  Added style Polarization.
       *  Deprecated option pollinewidth.
       *  Removed option polwidth.
       *  Removed option pol.
       *  Added style VariableStyle.
       *  Added mirror type semitrans.
       *  Renamed \optgrid to \optgrating.
       *  Renamed optgridwidth to gratingwidth.
       *  Renamed optgridheight to gratingheight.
       *  Renamed optgriddepth to gratingdepth.
       *  Renamed optgridcount to gratingcount.
       *  Renamed optgridtype to gratingtype.
       *  Renamed optgridlinewidth to gratinglinewidth.
       *  Added option prismalign.
       *  Modified faulty alignment of \rightangleprism.
       *  Extended option optampsize.
       *  Extended option optmzmsize.
       *  Added option polcontroltype.
       *  Extended option isolatorsize.
       *  Added style IsolatorArrow.
       *  Extended option fdlsize.
       *  Added style FdlArrow.
       *  Extended option fiberpolsize.
       *  Added component \optcirculator.
       *  Extended option couplersize.
       *  Extended option couplertype.
       *  Renamed option align to coupleralign.
       *  Added style VariableCoupler.
       *  Added style FilterStyle.
       *  Extended option fibercolsize.
       *  Removed deprecated option labelrelative.
       *  Removed deprecated option iwidth.
       *  Removed deprecated option owidth.
       *  Removed deprecated option bswidth.
       *  Deprecated \newOptexpDipoleNolabel, use \newOptexpDipole.
       *  Deprecated option refractiveindex.
       *  Deprecated option conn.
       *  Extended option fiber.

2.1  2009-11-05
       *  Added component \optfiberpolarizer.
       *  Added option compshift.
       *  Added option label.
       *  Added option connjoin
       *  Added options addtoBeam and newBeam.
       *  Added style OptComp and related options addtoOptComp and
           newOptComp.
       *  Added option bsstyle.
       *  Extended \fibercollimator to use up to four reference nodes.
       *  Improved thicklens to work also with plain lenses.
       *  Use pst-doc class for the documentation

2.0  2008-07-27
       *  Added fiber-optical components.
       *  Added component \optdiode.
       *  Added component \pentaprism.
       *  Added component \rightangleprism.
       *  Added component \doveprism.
       *  Added component \optprism.
       *  Added \drawbeam.
       *  Added component connections (options fiber, conn and beam).
       *  Added option compname.
       *  Added option extnode.
       *  Renamed \detector to \optdetector.

1.2  2008-06-17
       *  Modified lens design to use interface curvatures.
       *  Added options lensradiusleft and lensradiusright.
       *  Added option thicklens.
       *  Added option lenstype.
       *  Added option mirrorradius (curved mirrors).
       *  Added option optgridtype (binary gratings).
       *  Added \newOptexpDipole.
       *  Added \newOptexpDipoleNolabel.
       *  Added \newOptexpTripole.
       *  Added \newOptexpFiberDipole.
       *  General improvements of \TeX{} and Postscript code

1.1  2007-09-06
       *  Improved labeling features.
       *  Added parameter labelref.
       *  Replaced labelrelative by labelref=relative.
       *  Renamed \polarisation to \polarization.
       *  Renamed polwidth to polsize.
       *  Renamed pol to poltype.
       *  Renamed bswidth to bssize.
       *  Renamed iwidth to innerheight.
       *  Renamed owidth to outerheight.
       *  Added support for fillstyle for all components

1.0  2007-07-18
       *  First CTAN version

