Add some tests of the new channel triggers
Add some tests of the new channel triggers

tsotetsi/textily-web,pulilab/rapidpro,ewheeler/rapidpro,reyrodrigues/EU-SMS,ewheeler/rapidpro,praekelt/rapidpro,tsotetsi/textily-web,pulilab/rapidpro,pulilab/rapidpro,pulilab/rapidpro,reyrodrigues/EU-SMS,praekelt/rapidpro,tsotetsi/textily-web,praekelt/rapidpro,pulilab/rapidpro,reyrodrigues/EU-SMS,ewheeler/rapidpro,praekelt/rapidpro,ewheeler/rapidpro,tsotetsi/textily-web,tsotetsi/textily-web