Set slf4j-api scope as runtime
Upgrade Servlet API to 3.1.0
Upgrade Servlet JSP API to 2.3.1
Use JSTL API instead of implementation
Upgrade jackson-databind to 2.2.3
Revert "Use JSTL API instead of implementation"

This reverts commit 6286346d9d57546d652c8810a66837a3d89557c4.