Switch .powrc to current rvm ruby & gemset for project

project rvmrc to powrc

#---------------------------------------
# I used this to create a RVM-hook for
# switching the .powenv after each rvm
# use change.
#
# ~/.rvm/hooks/after_use_update_powrc
#---------------------------------------

for file in `ls ~/.pow/` ; do
  POW_LINK_TARGET=`readlink ~/.pow/$file`

  if [ `pwd` = $POW_LINK_TARGET ]; then
    rvm env -- ``rvm current`` > .powenv
  fi
done

# Making it executable, run in terminal:
# chmod +x ~/.rvm/hooks/after_use_update_powrc
# Also: derp.