mask input options and sampling options (#252)

* part of #80, support mask input options

* close #188 enhance sampling options
Use a more general sampling strategy interface to describe the
configuration of sampling events collection.

Implemented mousmove, mouse interaction, scroll and input sampling
strategy.

package.json

@@ -62,7 +62,7 @@
     "@xstate/fsm": "^1.4.0",
     "mitt": "^1.1.3",
     "pako": "^1.0.11",
-    "rrweb-snapshot": "^0.7.27",
+    "rrweb-snapshot": "^0.8.0",
     "smoothscroll-polyfill": "^0.4.3"
   }
 }