this demo shows how use the telegram messenger or whatsapp to send Bitcoin to m-pesa: vimeo.com/143249662
check out the related blog post: michaelbumann.com/post/131753113277/sending-bitcoin-to-a-kenyan-mobile-money-account
Sadly some people miss understood my demo... no currency conversion is done. This demo was an UX experiment and prototype. Please contact me for questions.