warn if bumpversion isn't installed
warn if bumpversion isn't installed

MaxiBoether/lbry-app,jsigwart/lbry-app,akinwale/lbry-app,lbryio/lbry-electron,akinwale/lbry-app,jsigwart/lbry-app,lbryio/lbry-electron,MaxiBoether/lbry-app,MaxiBoether/lbry-app,jsigwart/lbry-app,akinwale/lbry-app,lbryio/lbry-app,lbryio/lbry-app,jsigwart/lbry-app,lbryio/lbry-electron,MaxiBoether/lbry-app,akinwale/lbry-app