Add missing version/tag to roles file example.
Rolling termination working.  Fixes #8501.
Fixing multiline parsing to preserve newlines

Fixes #8813
Include el7 mariadb support in mysql integration test
Merge pull request #8966 from jlaska/devel

Include el7 mariadb support in mysql integration test
Use utils.merge_hash() instead of update for cache merging

Fixes #8968
Merge pull request #8901 from jsmartin/ec2_replace_all

Rolling Instance Replace.  Fixes #8501.
Add PR testing guide (95% from James).
Remove reference to deprecated input mechanism.
Correct mysql integration indentation
Merge pull request #8969 from jlaska/devel

Correct mysql integration indentation
Merge pull request #8943 from ycombinator/add-missing-tag

Add missing tag to roles file example.