Fix issue #128: Default console window to not shown when first run.

git-svn-id: http://graph-studio-next.googlecode.com/svn/trunk@193 c2f33eb2-41b2-391d-4cb4-d9d0608729ba
Update issue #87 : Save new files as GRF format by default as this is now the most reliable format.

git-svn-id: http://graph-studio-next.googlecode.com/svn/trunk@194 c2f33eb2-41b2-391d-4cb4-d9d0608729ba