add 'cider-jump-back keybinding as mgb; remove 'cider-jump
add 'cider-jump-back keybinding as mgb; remove 'cider-jump

cider-jump-back is handy
cider-jump is deprecated since cider 0.7.0 and is currently only an alias for cider-jump-var
[https://github.com/clojure-emacs/cider/blob/b661d1019980bb4e4452b4c62b5378f901a33e59/cider-interaction.el]

tsonntag/dotemacs,tsonntag/dotemacs,tsonntag/dotemacs,tsonntag/dotemacs