Remove "remove unused assignment" (openrewrite#855)

Explicit dependency on jackson-module-jaxb-annotations (rewrite-maven)

Fixes openrewrite#726

Fix race condition with File#mkdirs (openrewrite#729)

Fixes openrewrite#646

Fix AddDependencyTest to not require fetching types from the runtime …

…classpath of the test

Add ChangeVariableName recipe that respects name scope. (openrewrite#552

)

Polish

ChangeMethodName causes another cycle, ChangePackage polish

Rename ModifierResults to Java11ModifierResults to avoid runtime name…

… collisions with the Java 8 equivalent