Add HTTP adapters' features and generic node

core/src/main/kotlin/com/hexagontk/core/Node.kt

@@ -0,0 +1,42 @@
+package com.hexagontk.core
+
+// TODO Other possible names: Struct or Record
+class Node(val pairs: List<Pair<String?, *>>) : List<Pair<String?, *>> by pairs {
+    val list: Boolean by lazy { pairs.all { it.first == null } }
+    val map: Boolean by lazy { !list }
+
+//    constructor(items: List<*>) : this(items.map { null to it })
+    constructor(items: Map<String, *>) : this(items.map { (k, v) -> k to v })
+//    constructor(vararg items: Any) : this(items.asList())
+    constructor(vararg items: Pair<String, *>) : this(items.toMap())
+
+    private fun asMap(): Map<String?, *> =
+        pairs.toMap() // Keeps last if duplicated key
+
+    private fun groupMap(): Map<String?, *> =
+        pairs.groupBy { it.first }
+}
+
+
+fun f() {
+    Node(
+        mapOf("a" to 1)
+    )
+
+//    Node(
+//        listOf("a", 1)
+//    )
+
+    Node("a" to 1)
+
+//    Node("a", 1)
+//
+//    Node(
+//        "a",
+//        1,
+//        Node(
+//            "a" to "b",
+//            "b" to true
+//        )
+//    )
+}

http/http/api/http.api

@@ -1,3 +1,12 @@
+public final class com/hexagontk/http/HttpFeature : java/lang/Enum {
+	public static final field COOKIES Lcom/hexagontk/http/HttpFeature;
+	public static final field MULTIPART Lcom/hexagontk/http/HttpFeature;
+	public static final field ZIP Lcom/hexagontk/http/HttpFeature;
+	public static fun getEntries ()Lkotlin/enums/EnumEntries;
+	public static fun valueOf (Ljava/lang/String;)Lcom/hexagontk/http/HttpFeature;
+	public static fun values ()[Lcom/hexagontk/http/HttpFeature;
+}
+
 public final class com/hexagontk/http/HttpKt {
 	public static final fun basicAuth (Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;
 	public static synthetic fun basicAuth$default (Ljava/lang/String;Ljava/lang/String;ILjava/lang/Object;)Ljava/lang/String;

http/http/src/main/kotlin/com/hexagontk/http/HttpFeature.kt

@@ -0,0 +1,10 @@
+package com.hexagontk.http
+
+/**
+ * TODO To be used in clients/servers (take advantage in tests to fire only tests that apply)
+ */
+enum class HttpFeature {
+    MULTIPART,
+    COOKIES,
+    ZIP
+}

http/http/src/main/kotlin/com/hexagontk/http/model/HttpBase.kt

@@ -2,6 +2,7 @@ package com.hexagontk.http.model
 
 interface HttpBase {
     val body: Any
+    // TODO Headers can be 'core.Node'???
     val headers: Headers
     val contentType: ContentType?