feat(reducers): cache reducer for increased performance - @puppybits (#…

…335)

* feat(core): add mutate method for easier transactions - @puppybits 

Co-authored-by: Bobby <bobby@fiskal.app>
Co-authored-by: Edmon Marine Clota <comlaterra@users.noreply.github.com>
Co-authored-by: Łukasz Konopka <lukasz.konopka@tooploox.com>
Co-authored-by: Syed Ahmed <syed.a.ahmed@hotmail.com>
Co-authored-by: Rafał Ruciński <fatfisz@gmail.com>
Co-authored-by: Edmon Marine Clota <comlaterra@gmail.com>

.eslintrc.js

@@ -1,41 +1,36 @@
 module.exports = {
-	root: true,
-	parser: 'babel-eslint',
-	'extends': [
-		'airbnb-base',
-		'google',
-		'prettier',
-		'plugin:jsdoc/recommended'
-	],
-	plugins: [
-		'babel',
-		'prettier',
-		'jsdoc'
-	],
-	env: {
-		browser: true,
-		es6: true,
-		node: true
-	},
-	settings: {
+  root: true,
+  parser: 'babel-eslint',
+  extends: ['airbnb-base', 'google', 'prettier', 'plugin:jsdoc/recommended'],
+  plugins: ['babel', 'prettier', 'jsdoc'],
+  env: {
+    browser: true,
+    es6: true,
+    node: true,
+  },
+  settings: {
     'import/resolver': {
       node: {
-        moduleDirectory: ['node_modules', '/']
-      }
-		}
-	},
-	rules: {
-		'prettier/prettier': ['error', {
-      'singleQuote': true,
-      'trailingComma': 'all'
-    }],
-		'no-console': 'error',
-		'valid-jsdoc': 0, // from google
-		'no-confusing-arrow': 0,
-		'no-case-declarations': 0,
-		'arrow-parens': [2, 'as-needed'],
-		'prefer-default-export': 0,
-		'jsdoc/newline-after-description': 0,
-		'jsdoc/no-undefined-types': [1, { definedTypes: ['firebase'] }]
-	}
-}
+        moduleDirectory: ['node_modules', '/'],
+      },
+    },
+  },
+  rules: {
+    'prettier/prettier': [
+      'error',
+      {
+        singleQuote: true,
+        trailingComma: 'all',
+      },
+    ],
+    'no-console': 'error',
+    'valid-jsdoc': 0, // from google
+    'no-confusing-arrow': 0,
+    'no-case-declarations': 0,
+    'no-param-reassign': [2, { props: false }],
+    'arrow-parens': 0, // handled by Prettier
+    'prefer-default-export': 0,
+    'jsdoc/newline-after-description': 0,
+    'jsdoc/no-undefined-types': [1, { definedTypes: ['firebase'] }],
+  },
+};