Created a maven project including 4 modules 'war', 'application', 'data' and 'test'.
The project and these modules contain pom.xml files and basic directory structures.
.gitkeep files were put into each empty directory to keep in GIT, and .gitignore was created to support development with Eclipse.
Merge pull request #2 from yusukemasuda/feature/#1

Checked this pull request that a project was created, and the application was able to run on Google App Engine, and close #1