Renames files in the srcDir directory ending with the fromExtension string so that they end with the toExtension string. Files are only replaced if replace is true
See the section on directory based tasks, on how the inclusion/exclusion of files works, and how to write patterns. This task forms an implicit FileSet and supports all attributes of <fileset> (dir becomes srcDir) as well as the nested <include>, <exclude> and <patternset> elements.