Add license scan with travis and fossa

Author: ismael_serrano

.travis.yml

@@ -0,0 +1,12 @@
+language: go
+sudo: required
+services:
+- docker
+go:
+- "1.10"
+before_install:
+- echo "PR Slug:${TRAVIS_PULL_REQUEST_SLUG}"
+- if [[ "${TRAVIS_PULL_REQUEST_SLUG}" == "nginxinc/nginx-asg-sync" || "${TRAVIS_PULL_REQUEST}" == "false" ]]; then
+  wget https://${fossalocation}/${fossafile} && tar xzf ${fossafile}
+  && ./fossa init
+  && FOSSA_API_KEY=${fossapush} ./fossa analyze -t nginx-asg-sync -b ${TRAVIS_BRANCH} ; fi

README.md

@@ -1,4 +1,4 @@
-[![Go Report Card](https://goreportcard.com/badge/github.com/nginxinc/nginx-asg-sync)](https://goreportcard.com/report/github.com/nginxinc/nginx-asg-sync)
+[![FOSSA Status](https://app.fossa.io/api/projects/custom%2B1062%2Fgithub.com%2Fnginxinc%2Fnginx-asg-sync.svg?type=shield)](https://app.fossa.io/projects/custom%2B1062%2Fgithub.com%2Fnginxinc%2Fnginx-asg-sync?ref=badge_shield)  [![Go Report Card](https://goreportcard.com/badge/github.com/nginxinc/nginx-asg-sync)](https://goreportcard.com/report/github.com/nginxinc/nginx-asg-sync)
 
 # NGINX Plus Integration with AWS Auto Scaling groups -- nginx-asg-sync