#32 Divide button into "save" and "save as"

[larsen255]

Hello,

it would be nice to have two buttons. One for "save"
and one for "save as..." so that one can simply click
on save when editing an already saved file without the
need to press "save" again in the file dialog.

[hilt2]

the issue was copied to http://code.google.com/p/jliftoff/issues/list