Changing javagiac.dll's to the latest version in desktop/kickstart.xml

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@26103 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Play button is visible on navigation bar IFF it needed (= it depends on user's settings). (#3246)

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@26104 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
[giac] change output of == != < > <= >= from 1/0 to true/false

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@26105 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Changing giac.js to the latest version in web/kickstart.xml

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@26106 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e