test failed because no requirement-mysql.pip, remove from travis.yml
test failed because no requirement-mysql.pip, remove from travis.yml

ehealthafrica-ci/formhub,eHealthAfrica/formhub,ehealthafrica-ci/formhub,eHealthAfrica/formhub,eHealthAfrica/formhub,ehealthafrica-ci/formhub,eHealthAfrica/formhub,ehealthafrica-ci/formhub