Pstricks: do not instantiate GUI from model

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@26502 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Moved PSTricks / Pgf / Asy export logic to Common

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@26503 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
update marble (f.e. important for RegularPolygon)

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@26504 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
various fixes

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@26505 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
#3299 loginRequest, not tested.

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@26506 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e