changed date of docxgen.coffee
added test for options in DocUtils.loadDoc
added defaults to xmlTemplater constructor
removing constructor uses of DocxTemplater without options
removing constructor uses of DocxTemplater without options everywhere
constructor of xmlTemplater changed !
refactored XmlTemplater: HandleRecursiveCase and explain why it used
removedAllOccurences of TemplateVars and changed it into Tags

eg setTags, getTags, ...
updated readme to contain tag instead of templateVars