tl7.js : Added onset configuration object.

src/kc/data/tl7.js

 {
   time_line: 
   {
-    srate: 96000.000000     
+    srate: 96000.000000
+
+    onset:
+    {
+      wndMs:        42
+      hopFact:       4
+      audioChIdx:    0
+      wndFrmCnt:     3
+      preWndMult:    3
+      threshold:   0.6
+      maxFrqHz:  15000
+      filtCoeff:    -0.7
+      medFiltWndMs: 50
+      filterId:      0 // 0=none 1=smooth 2=median
+      preDelayMs:   20
+    }
+     
     objArray: 
     [