Merge multiple regex transform plugin (#10447)

* feat: implement create-regexp-features-plugin

* fix: test input is not effective

* refactor: leverage create-regexp-features-plugin

* test: add more test cases

* test: update test fixture

* chore: add type annotation to features

* test: add regression test for issue 9892

* add regression test for issue 9199

* address review comments from Nicolò

* address review comments from Brian

* small tweaks

* Enable dotAllFlag when flags includes u

packages/babel-plugin-transform-dotall-regex/package.json

@@ -8,9 +8,6 @@
     "access": "public"
   },
   "main": "lib/index.js",
-  "engines": {
-    "node": ">=4"
-  },
   "keywords": [
     "babel-plugin",
     "regex",
@@ -21,9 +18,8 @@
   "repository": "https://github.com/babel/babel/tree/master/packages/babel-plugin-transform-dotall-regex",
   "bugs": "https://github.com/babel/babel/issues",
   "dependencies": {
-    "@babel/helper-plugin-utils": "^7.0.0",
-    "@babel/helper-regex": "^7.4.4",
-    "regexpu-core": "^4.6.0"
+    "@babel/helper-create-regexp-features-plugin": "^7.6.0",
+    "@babel/helper-plugin-utils": "^7.0.0"
   },
   "peerDependencies": {
     "@babel/core": "^7.0.0-0"