Merge branch 'js/i18n-scripts'

* js/i18n-scripts:
submodule: take advantage of gettextln and eval_gettextln.
stash: take advantage of eval_gettextln
pull: take advantage of eval_gettextln
git-am: take advantage of gettextln and eval_gettextln.
gettext: add gettextln, eval_gettextln to encode common idiom

diff --cc git-am.sh
Simple merge

diff --cc git-pull.sh
Simple merge

diff --cc git-submodule.sh
Simple merge