Improved code documentation.
TeX-macro for the PsTricks package (add support for elliptic arcs)
Added package documentation.
Changed class naming for dynamic loading of content-type classes.
Added content-type related files removed from jpicedt.format.latex/eepic/pstricks
Added files moved from jpicedt.graphic.io.parser
Added files removed from jpicedt.format.latex/eepic/pstricks.
Moved files to jpicedt.format.input and jpicedt.format.output
Moved eepic files to jpicedt.format.input and jpicedt.format.output
