Begin working on Http requests.

src/Scylla/Api.elm

@@ -0,0 +1,15 @@
+module Scylla.Api exposing (..)
+import Http exposing (Header, header)
+import Json.Encode as Encode
+
+type alias ApiToken = String
+type alias ApiUrl = String
+
+basicHeaders : List Header
+basicHeaders =
+    [ header "Content-Type" "application/json"
+    ]
+
+authenticatedHeaders : ApiToken -> List Header
+authenticatedHeaders token =
+    [ header "Authorization" ("Bearer " ++ token)] ++ basicHeaders