Re #880 Fixing calendar initialization problem (found by Findbugs)
Re #880 Get rid of Math.ceil() (issue found by Findbugs)
Re #953 Improve log message in StaticCache and comment out unnecessary code.
Re #953 adding PageInfo a default value.
Re #953 Close resource if it is not null.
Re #953 Get rid of Math.ceil()
Re #953 smaller JSP fixes.