Add Rdoc for core roda code
Add Rdoc for core roda code

janko-m/roda,duykhoa/roda,duykhoa/roda,kematzy/roda,johan--/roda,jeremyevans/roda,jeremyevans/roda,janko-m/roda,mikz/roda,duykhoa/roda,celsworth/roda,mikz/roda,johan--/roda,kematzy/roda,celsworth/roda,mikz/roda,celsworth/roda,kematzy/roda,johan--/roda,Freaky/roda,Freaky/roda,jeremyevans/roda,Freaky/roda,janko-m/roda