Clarified the button name to "Open", which is what the button actually
says, not "OK". Also used double quotes around the other button name.
Signed-off-by: Christopher Snowhill <kode54@gmail.com>
Added a warning dialog to notify the user of the purpose of the add
folder dialog that will pop up after it. Otherwise, they may get the
idea that the dialog is a glitch and should be cancelled.
Signed-off-by: Christopher Snowhill <kode54@gmail.com>