limit submit to nexmo every 1 second, add a sleep(1) before submit - better way is to check the sender ID, because the rate limit is based on sender ID
sleep(1) before submit to nexmo
Merge branch 'master' of github.com:antonraharja/playSMS
update lang for sms poll
phonebook_search_user() to use user_search()
remove $uid param from phonebook_search_user()
New poll strings translated in French
Fix typos