add tmp dir to npmignore fix #3
add tmp dir to npmignore fix #3
jmurphyau/ember-get-helper,jmurphyau/ember-get-helper,dschmidt/ember-get-helper,spruce/ember-get-helper,spruce/ember-get-helper,sandstrom/ember-get-helper,sandstrom/ember-get-helper,dschmidt/ember-get-helper