mvc:annotation-driven reliably detects JSR-303 and JAXB2 in an OSGi environment as well (SPR-7291)

org.springframework.web.servlet/template.mf

@@ -13,7 +13,9 @@ Import-Template:
  javax.servlet.http;version="[2.4.0, 4.0.0)",
  javax.servlet.jsp.*;version="[2.0.0, 3.0.0)";resolution:=optional,
  javax.servlet.jsp.jstl.*;version="[1.1.0, 2.0.0)";resolution:=optional,
+ javax.validation.*;version="[1.0.0, 2.0.0)";resolution:=optional,
  javax.xml.*;version="0";resolution:=optional,
+ javax.xml.bind.*;version="0";resolution:=optional,
  jxl.*;version="[2.6.6, 3.0.0)";resolution:=optional,
  net.sf.jasperreports.*;version="[2.0.5, 4.0.0)";resolution:=optional,
  org.apache.commons.logging.*;version="[1.1.1, 2.0.0)";resolution:=optional,