Add install of headless default JRE in Dockerfile (#170)

* Add install of default JRE in Dockerfile

* Add install of headless default JRE in Dockerfile

Merge pull request #157 from sanger-pathogens/ybendana-installamos

Docker image fix

Merge pull request #155 from sanger-pathogens/ybendana-installamos

AMOS install

Merge pull request #153 from sanger-pathogens/RT666089_docker_build_bust

docker build required 2 extra  debian packages

Merge pull request #126 from andrewjpage/infinite_recursion

failsafe to prevent infinite recursion

Merge branch 'master' of github.com:sanger-pathogens/circlator

Merge pull request #120 from ssjunnebo/master

version bump

Merge pull request #89 from martinghunt/canu1.5

Canu1.5

Merge pull request #87 from martinghunt/add_canu

Add canu

Merge pull request #81 from martinghunt/fix_assemble_not_only_assembler

Fix assemble not only assembler