Configured to enable 'apache-tiles' and created a simple template of web page.
'commons-logging' was excluded from 'spring-framework', and 'jcl-over-slf4j' was added to dependencies, to mediate between 'commons-logging' and 'slf4j'.
Merge pull request #6 from yusukemasuda/feature/#5

Checked the content of welcome page is sandwiched with header and footer, and close #5.