Added new functions to HttpContext and HttpServer
Added new functions to StringBuilder
Added new functions to Element
Started work in PageData
Added HttpRequest to manipulate the page requests
Added ReferenceLink to manage the <link> tag
Added StyleContainer to manage the <style> tag
Added and finished PageDataSerializer, this enable the serialization of
PageData
Moved the Directory 

Change-Id: I53c8c6b70ca4bd6de93a293fc700bb4aaacd1e2c
Signed-off-by: Marcelo <Marcelo@mInternauta.Home>