added option to toggle legend (<minus> key). documented the other "hidden" key shortcuts: log axis, grid, ...
added option to toggle legend (<minus> key).
documented the other "hidden" key shortcuts: log axis, grid, ...

parkhyeonghwa/mtools,parkhyeonghwa/mtools,gormanb/mtools,gormanb/mtools,aerrami/mtools,gormanb/mtools,rueckstiess/mtools,tomzhang/mtools,devkev/mtools,ces0712/mtools,corymintz/mtools,corymintz/mtools,tomzhang/mtools,aerrami/mtools,rueckstiess/mtools,aerrami/mtools,ces0712/mtools,parkhyeonghwa/mtools,devkev/mtools,yaowenqiang/mtools,yaowenqiang/mtools,tomzhang/mtools,yaowenqiang/mtools,devkev/mtools,corymintz/mtools,ces0712/mtools