updated with composer autoloading
Merge branch 'master' into develop-2

* master:
  few more layout cleaning
  cleaned 404 page
  removed new line hacks
  introduce a way to define custom function into route
  fix tabulation into the code
  add local url into globals
  Fix invalid meta author tag in layout files
made some major refactoring, added unit tests
made some major refactoring, added unit tests
removed debug statements
updated composer.json
done some more major re-factoring
added few more tests
added sitemap
added sitemap template file
Added simple cache class
Update site description
Updated docs
Updated documentation
Updated documentation
updated readme
added cache folder
little cleaning
fixed unit tests
fixed errors in feed