Document Schema File Naming Conventions (#391)

- Added file naming conventions for XSL conversion templates
- Renamed schema files to follow the naming guidance
- Reorganized metaschema docuemntation
- Refactored scripts to produce files using correct names
- Fixed broken links in repo and website
- Fixed spelling errors and broken links
- Added markdown-link-checker to CI process to check PRs for broken links
- Added colorization to many build messages
- Added support for JSON min and YAML content generation from JSON files (using prettyprint)

.circleci/config.yml

@@ -133,7 +133,7 @@ executors:
   ruby-node-executor:
     docker: # run the ruby jobs with Docker
       - image: circleci/ruby:2.4.6-node-browsers
-    <<: *common_environment
+    <<: *common_environment 
   python-executor:
     docker: #run the python jobs with Docker
       - image: circleci/python:3.7.3-node-browsers

build/ci-cd/run-all.sh

@@ -8,6 +8,7 @@ fi
 # sets the CI-CD directory
 CIDIR=$OSCALDIR/build/ci-cd
 
+# runs all of the scripts to test locally
 bash $CIDIR/validate-metaschema.sh || ("Failed to validate Metaschema" && exit 1)
 bash $CIDIR/generate-schema.sh || ("Failed to generate schema files" && exit 2)
 bash $CIDIR/validate-content.sh || ("Failed to validate content" && exit 3)