Update the documentation of the current restrictions
RTC8879 java-overlay and java-replacement feature
Update the documentation of the current restrictions
correct context-related comments
correct context-related comments
Update .ruby-version to match version used in CI
Exclude .git, spec, and coverage reports from package

There's no need for a packaged admin buildpack to contain all of the
test artifacts, coverage reports, or git repository so exclude them
from the zip when it's created.
Document config/licenses.yml in installation.md

* Document licenses.yml
* Add explicit git ignore for config/licenses.yml
Merge pull request #44 from sykesm/ruby-version

Update .ruby-version to match version used in CI
Merge pull request #45 from sykesm/package-excludes

Exclude .git, spec, and coverage reports from package
Merge pull request #46 from sykesm/document-config-licenses

Document config/licenses.yml in installation.md
Copy JRE as installer ignores install directory and admin cache is read-only
Merge pull request #47 from davidcurrie/master

Copy JRE before installation
Merge remote-tracking branch 'upstream/master'
Merge pull request #48 from chibi03/pullRequestBranch

Documentation for packaged server push failure
Merge pull request #36 from pradine/master

Update the documentation of the current restrictions
Documentation updates
Documentation updates
Merge remote-tracking branch 'origin/master'
Documentation updates