build(npm): downgrade babel

jestjs/jest#6229

.babelrc

@@ -3,20 +3,25 @@
   "ignore": [
     "interface.js"
   ],
-
   "env": {
     "production": {
       "presets": [
-        "@babel/preset-flow",
-        ["@babel/preset-env", {"modules": false}]
+        "flow",
+        ["env", {"modules": false}]
+      ],
+      "plugins": [
+        "transform-class-properties"
       ]
     },
     "test": {
       "presets": [
-        "@babel/preset-flow",
-        "@babel/preset-env"
+        "flow",
+        "env"
+      ],
+      "plugins": [
+        "transform-es2015-modules-commonjs",
+        "transform-class-properties"
       ]
     }
   }
-}
-
+}

README.md

@@ -1,2 +1,14 @@
 # uniconfig
 Yet another one config processor. Weird. Slow. Our own.
+
+## Install
+```javascript
+    npm i @qiwi/uniconfig
+    yarn add @qiwi/uniconfig
+```
+
+## Features
+* service agnostic contracts
+* declarative definitions
+* optional schemas
+* versioning

flow-typed/lodash-es.js

@@ -0,0 +1,5 @@
+// @flow
+
+declare module "lodash-es" {
+  declare module.exports: $Exports<"lodash">;
+}

jest.config.json

@@ -0,0 +1,17 @@
+{
+  "testEnvironment": "node",
+  "collectCoverage": true,
+  "coveragePathIgnorePatterns": [
+    "<rootDir>/src/interface.js"
+  ],
+  "collectCoverageFrom": [
+    "<rootDir>/src/**/*.js"
+  ],
+  "testMatch": [
+    "<rootDir>/test/**/*.js"
+  ],
+  "transformIgnorePatterns": [
+    "/!node_modules\\/lodash-es/",
+    "<roodDir>/node_modules/(?!lodash-es)"
+  ]
+}