Improve root build file and root module detection for Maven reactors.#1059

siva-sai-udaygiri wants to merge 1 commit intospring-projects-experimental:mainspring-projects-experimental/spring-boot-migrator:mainfrom

siva-sai-udaygiri:fix-maven-reactor-scansiva-sai-udaygiri/spring-boot-migrator:fix-maven-reactor-scanCopy head branch name to clipboard