added new entries for popup menus
Fixed bug in entities formatting
Added support for pscustom
Added new external process scripts for TeXShop on Mac OS X
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Corrected mistakes in CVS commit
Added new external process scrips for Mac OS X (TeXShop)
bug fix: save selection as... didn't save XML part, only LaTeX part
Buf fix: mac os x laf not reloaded properly in preferences tabpane