move karax source code from 'src' to 'karax'; make karaxdsl work with native Nim; added jjson and jwebsockets modules

tests/compiler_tests.nim

@@ -1,4 +1,4 @@
-include karaxprelude
+include ../karax/prelude
 
 block:
   type

tests/difftest.nim

@@ -1,6 +1,6 @@
 
-include "../src/karax"
-import "../src/karaxdsl"
+include "../karax/karax"
+import "../karax/karaxdsl"
 
 proc hasDom(n: Vnode) =
   if n.kind in {VNodeKind.component, VNodeKind.vthunk, VNodeKind.dthunk}:

tests/nativehtmlgen.nim

@@ -0,0 +1,20 @@
+## Simple test that shows Karax can also do client-side HTML rendering.
+
+import "../karax" / [karaxdsl, vdom]
+
+when defined(js):
+  {.error: "Use 'nim c' to compile this example".}
+
+let tab = buildHtml(table):
+  tr:
+    td:
+      text "Cell A"
+    td:
+      text "Cell B"
+  tr:
+    td:
+      text "Cell C"
+    td:
+      text "Cell D"
+
+echo tab

tests/nim.cfg

@@ -1 +1 @@
---path: "../src"
+--path: "../karax"

tests/tester.nim

@@ -14,5 +14,6 @@ proc main =
   exec("nim js examples/mediaplayer/playerapp.nim")
   exec("nim js examples/carousel/carousel.nim")
   exec("nim js -d:nodejs -r tests/difftest.nim")
+  exec("nim c tests/nativehtmlgen.nim")
 
 main()