minimum to get my icons in

they are too small, though. font files are same as those in
oerpub.uidesigns.editor/icomoon51672 3/fonts/.
better sizes. still in boxes.
make icons look like on mock-up

i think this breaks the flashing paste
make flashing paste work again

in my last commit overrode some bootstrap colors, using apparently
rather specific selectors, so throw in some !importants to override
those overrides
make vertical positioning better

when this branch is combined with style-semantics-like-mockups-58860600,
the icons and dropdown don't have good vertical positioning
merged conflicts, took both
Merge pull request #103 from oerpub/maxs-toolbar-icons-58860666

make the toolbar icons look like they do in the mock-ups