Add advanced layers.

These will need more testing and some ported to tapdance. The bigest
case of this would be TT

kmk/common/kmktime.py

@@ -0,0 +1,13 @@
+
+try:
+    import utime
+except ImportError:
+    pass
+
+
+def ticks_ms():
+    return utime.ticks_ms()
+
+
+def ticks_diff(new, old):
+    return utime.ticks_diff(new, old)