adding some modifications to the layout to enhance user experience, this is still work in progress.
Merge branch '3-column-layout' of github.com:val-litvak/pt into 3-column-layout
Merge branch '3-column-layout' of github.com:val-litvak/pt into 3-column-layout
adding major design changes to the trainer layout
Merge branch 'master' into 3-column-layout