Initial commit

doc/message_chain.txt

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+U id : if showMain : CHAIN getblock/main (accept-block, draw, redraw)
+
+R draw: if main: if showConsole: CHAIN console (accept-console)
+        else: update slides in all swiper instances
+        
+R accept-console: if showGraphics: CHAIN gettime (time)
+                elif showOverviews: CHAIN getblock FINI
+                else FINI
+
+R time: CHAIN getvars (var_list)
+
+R var_list: CHAIN graph (graph-draw)
+
+R graph-draw: FINI CHAIN updategraph
+
+R accept-graph: pass
+
+U redraw: CHAIN getblock (accept-block)
+
+U update: updateValues
+
+U graph: createCharts
+U graph-update: updateCharts
+
+U command: add to history / add to console
+U reply: add to console
+
+      
+R accept-block: pass
+
+                
+R error: ERROR
+
+
+1. getblock/main
+2. console
+3. gettime
+
+console "/console?"
+graph "/gettime?time=-10,0&"
+overview "/getblock?path=_overview&"