Add Docker Compose Host File System Access file (#3791)
Add Docker Compose Host File System Access file (#3791)

* Add Docker Compose Host File System Access file

 Resolves #3790

* Inline the docker-compose-mount-host-folder.yml configuraiton directly into the docker-compose.yml

* Add docker-compose in-file documentation

* Update spring-cloud-dataflow-server/docker-compose.yml

Co-Authored-By: Ilayaperumal Gopinathan <9a9043a2884be5bf3e25a494077b82c9ab854228@pivotal.io>

* Update spring-cloud-dataflow-server/docker-compose.yml

Co-Authored-By: Ilayaperumal Gopinathan <9a9043a2884be5bf3e25a494077b82c9ab854228@pivotal.io>

Co-authored-by: Ilayaperumal Gopinathan <9a9043a2884be5bf3e25a494077b82c9ab854228@pivotal.io>

jvalkeal/spring-cloud-dataflow,markpollack/spring-cloud-dataflow,trisberg/spring-cloud-dataflow,spring-cloud/spring-cloud-dataflow,jvalkeal/spring-cloud-dataflow,spring-cloud/spring-cloud-dataflow,cppwfs/spring-cloud-dataflow,ilayaperumalg/spring-cloud-dataflow,cppwfs/spring-cloud-dataflow,cppwfs/spring-cloud-dataflow,spring-cloud/spring-cloud-data,jvalkeal/spring-cloud-data,jvalkeal/spring-cloud-dataflow,trisberg/spring-cloud-dataflow,jvalkeal/spring-cloud-dataflow,trisberg/spring-cloud-dataflow,markpollack/spring-cloud-dataflow,spring-cloud/spring-cloud-data,jvalkeal/spring-cloud-data,spring-cloud/spring-cloud-dataflow,ilayaperumalg/spring-cloud-dataflow,trisberg/spring-cloud-dataflow,jvalkeal/spring-cloud-data,ilayaperumalg/spring-cloud-dataflow,jvalkeal/spring-cloud-dataflow,markpollack/spring-cloud-dataflow,spring-cloud/spring-cloud-dataflow,spring-cloud/spring-cloud-data,spring-cloud/spring-cloud-dataflow