adding xmlMatcher Class
using xmlMatcher for loading the innertags
using xmlMatcher to retrieve fullText
moved highlevel function to the top of XmlTemplater class, and lowlevel
functions to the bottom
added more todos to the readme, and created scopeManager and put it in
gulpfile.js
added in the doc and in the demo text to say that the qrcode functionality
only works with the PNG file format
set defaultParser inside DocUtils
@useTag is now inside scopeManager
simplifying getValueFromScope
scopeManager now has method getValueFromScope
added get and getTypeOf in scopeManager
created loopOver function inside scopeManager to simplify
xmlTemplater@forLoop