diff --git a/.releaser/config.yml b/.releaser/config.yml
deleted file mode 100644
index 04f2f038..00000000
--- a/.releaser/config.yml
+++ /dev/null
@@ -1,14 +0,0 @@
-repo:
-  public: js-client-sdk
-  private: js-client-sdk-private
-
-publications:
-  - url: https://www.npmjs.com/package/launchdarkly-js-client-sdk
-    description: npm
-
-template:
-  name: npm
-
-documentation:
-  githubPages: true
-  title: LaunchDarkly JavaScript SDK
diff --git a/package-lock.json b/package-lock.json
index 5fc8bbd5..2c3f16b5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1730,18 +1730,6 @@
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     },
     "@babel/preset-env": {
@@ -2311,6 +2299,30 @@
         "@types/yargs": "^13.0.0"
       }
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+    "@rollup/plugin-node-resolve": {
+      "version": "6.0.0",
+      "resolved": "https://registry.npmjs.org/@rollup/plugin-node-resolve/-/plugin-node-resolve-6.0.0.tgz",
+      "integrity": "sha512-GqWz1CfXOsqpeVMcoM315+O7zMxpRsmhWyhJoxLFHVSp9S64/u02i7len/FnbTNbmgYs+sZyilasijH8UiuboQ==",
+      "dev": true,
+      "requires": {
+        "@rollup/pluginutils": "^3.0.0",
+        "@types/resolve": "0.0.8",
+        "builtin-modules": "^3.1.0",
+        "is-module": "^1.0.0",
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+          "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.13.1.tgz",
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+          "dev": true,
+          "requires": {
+            "path-parse": "^1.0.6"
+          }
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@@ -2321,6 +2333,15 @@
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+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/@rollup/pluginutils/-/pluginutils-3.0.0.tgz",
+      "integrity": "sha512-qBbGQQaUUiId/lBU9VMeYlVLOoRNvz1fV8HWY5tiGDpI2gdPZHbmOfCjzSdXPhdq3XOfyWvXEBlIPbnM3+9ogQ==",
+      "dev": true,
+      "requires": {
+        "estree-walker": "^0.6.1"
+      }
+    },
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-      "dev": true,
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-      "integrity": "sha1-8HWqinKdTRcW0GZiDjhvzBMRqW8=",
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-      "requires": {
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@@ -3227,12 +3101,6 @@
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-      "integrity": "sha1-cCvi3aazf0g2vLP121ZkG2Sh09M=",
-      "dev": true
-    },
-    "minimalistic-crypto-utils": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/minimalistic-crypto-utils/-/minimalistic-crypto-utils-1.0.1.tgz",
-      "integrity": "sha1-9sAMHAsIIkblxNmd+4x8CDsrWCo=",
-      "dev": true
-    },
     "minimatch": {
       "version": "3.0.4",
       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.4.tgz",
@@ -7951,12 +7332,6 @@
         "isobject": "^3.0.1"
       }
     },
-    "octal": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/octal/-/octal-1.0.0.tgz",
-      "integrity": "sha1-Y+cWKmjvvrniE1iNWOmJ0eXEUws=",
-      "dev": true
-    },
     "once": {
       "version": "1.4.0",
       "resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
@@ -8058,19 +7433,6 @@
       "integrity": "sha512-R4nPAVTAU0B9D35/Gk3uJf/7XYbQcyohSKdvAxIRSNghFl4e71hVoGnBNQz9cWaXxO2I10KTC+3jMdvvoKw6dQ==",
       "dev": true
     },
-    "parse-asn1": {
-      "version": "5.1.0",
-      "resolved": "https://registry.npmjs.org/parse-asn1/-/parse-asn1-5.1.0.tgz",
-      "integrity": "sha1-N8T5t+06tlx0gXtfJICTf7+XxxI=",
-      "dev": true,
-      "requires": {
-        "asn1.js": "^4.0.0",
-        "browserify-aes": "^1.0.0",
-        "create-hash": "^1.1.0",
-        "evp_bytestokey": "^1.0.0",
-        "pbkdf2": "^3.0.3"
-      }
-    },
     "parse-json": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/parse-json/-/parse-json-4.0.0.tgz",
@@ -8170,19 +7532,6 @@
       "integrity": "sha1-uULm1L3mUwBe9rcTYd74cn0GReA=",
       "dev": true
     },
-    "pbkdf2": {
-      "version": "3.0.14",
-      "resolved": "https://registry.npmjs.org/pbkdf2/-/pbkdf2-3.0.14.tgz",
-      "integrity": "sha512-gjsZW9O34fm0R7PaLHRJmLLVfSoesxztjPjE9o6R+qtVJij90ltg1joIovN9GKrRW3t1PzhDDG3UMEMFfZ+1wA==",
-      "dev": true,
-      "requires": {
-        "create-hash": "^1.1.2",
-        "create-hmac": "^1.1.4",
-        "ripemd160": "^2.0.1",
-        "safe-buffer": "^5.0.1",
-        "sha.js": "^2.4.8"
-      }
-    },
     "performance-now": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/performance-now/-/performance-now-2.1.0.tgz",
@@ -8315,12 +7664,6 @@
         "sisteransi": "^1.0.3"
       }
     },
-    "prr": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/prr/-/prr-1.0.1.tgz",
-      "integrity": "sha1-0/wRS6BplaRexok/SEzrHXj19HY=",
-      "dev": true
-    },
     "pseudomap": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/pseudomap/-/pseudomap-1.0.2.tgz",
@@ -8333,19 +7676,6 @@
       "integrity": "sha512-MHACAkHpihU/REGGPLj4sEfc/XKW2bheigvHO1dUqjaKigMp1C8+WLQYRGgeKFMsw5PMfegZcaN8IDXK/cD0+g==",
       "dev": true
     },
-    "public-encrypt": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/public-encrypt/-/public-encrypt-4.0.0.tgz",
-      "integrity": "sha1-OfaZ86RlYN1eusvKaTyvfGXBjMY=",
-      "dev": true,
-      "requires": {
-        "bn.js": "^4.1.0",
-        "browserify-rsa": "^4.0.0",
-        "create-hash": "^1.1.0",
-        "parse-asn1": "^5.0.0",
-        "randombytes": "^2.0.1"
-      }
-    },
     "pump": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/pump/-/pump-3.0.0.tgz",
@@ -8368,25 +7698,6 @@
       "integrity": "sha512-N5ZAX4/LxJmF+7wN74pUD6qAh9/wnvdQcjq9TZjevvXzSUo7bfmw91saqMjzGS2xq91/odN2dW/WOl7qQHNDGA==",
       "dev": true
     },
-    "randombytes": {
-      "version": "2.0.6",
-      "resolved": "https://registry.npmjs.org/randombytes/-/randombytes-2.0.6.tgz",
-      "integrity": "sha512-CIQ5OFxf4Jou6uOKe9t1AOgqpeU5fd70A8NPdHSGeYXqXsPe6peOwI0cUl88RWZ6sP1vPMV3avd/R6cZ5/sP1A==",
-      "dev": true,
-      "requires": {
-        "safe-buffer": "^5.1.0"
-      }
-    },
-    "randomfill": {
-      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/randomfill/-/randomfill-1.0.3.tgz",
-      "integrity": "sha512-YL6GrhrWoic0Eq8rXVbMptH7dAxCs0J+mh5Y0euNekPPYaxEmdVGim6GdoxoRzKW2yJoU8tueifS7mYxvcFDEQ==",
-      "dev": true,
-      "requires": {
-        "randombytes": "^2.0.5",
-        "safe-buffer": "^5.1.0"
-      }
-    },
     "react-is": {
       "version": "16.12.0",
       "resolved": "https://registry.npmjs.org/react-is/-/react-is-16.12.0.tgz",
@@ -8476,8 +7787,7 @@
     "regenerator-runtime": {
       "version": "0.13.3",
       "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.13.3.tgz",
-      "integrity": "sha512-naKIZz2GQ8JWh///G7L3X6LaQUAMp2lvb1rvwwsURe/VXwD6VMfr+/1NuNw3ag8v2kY1aQ/go5SNn79O9JU7yw==",
-      "dev": true
+      "integrity": "sha512-naKIZz2GQ8JWh///G7L3X6LaQUAMp2lvb1rvwwsURe/VXwD6VMfr+/1NuNw3ag8v2kY1aQ/go5SNn79O9JU7yw=="
     },
     "regex-not": {
       "version": "1.0.2",
@@ -8674,16 +7984,6 @@
         "glob": "^7.0.5"
       }
     },
-    "ripemd160": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/ripemd160/-/ripemd160-2.0.1.tgz",
-      "integrity": "sha1-D0WEKVxTo2KK9+bXmsohzlfRxuc=",
-      "dev": true,
-      "requires": {
-        "hash-base": "^2.0.0",
-        "inherits": "^2.0.1"
-      }
-    },
     "rollup": {
       "version": "1.27.0",
       "resolved": "https://registry.npmjs.org/rollup/-/rollup-1.27.0.tgz",
@@ -8752,24 +8052,6 @@
         "terser": "^4.1.3"
       }
     },
-    "rollup-plugin-includepaths": {
-      "version": "0.2.3",
-      "resolved": "https://registry.npmjs.org/rollup-plugin-includepaths/-/rollup-plugin-includepaths-0.2.3.tgz",
-      "integrity": "sha512-4QbSIZPDT+FL4SViEVCRi4cGCA64zQJu7u5qmCkO3ecHy+l9EQBsue15KfCpddfb6Br0q47V/v2+E2YUiqts9g==",
-      "dev": true
-    },
-    "rollup-plugin-node-builtins": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmjs.org/rollup-plugin-node-builtins/-/rollup-plugin-node-builtins-2.1.2.tgz",
-      "integrity": "sha1-JKH+1KQyV7a2Q3HYq8bOGrFFl+k=",
-      "dev": true,
-      "requires": {
-        "browserify-fs": "^1.0.0",
-        "buffer-es6": "^4.9.2",
-        "crypto-browserify": "^3.11.0",
-        "process-es6": "^0.11.2"
-      }
-    },
     "rollup-plugin-node-globals": {
       "version": "1.4.0",
       "resolved": "https://registry.npmjs.org/rollup-plugin-node-globals/-/rollup-plugin-node-globals-1.4.0.tgz",
@@ -8807,52 +8089,28 @@
         }
       }
     },
-    "rollup-plugin-node-resolve": {
-      "version": "5.2.0",
-      "resolved": "https://registry.npmjs.org/rollup-plugin-node-resolve/-/rollup-plugin-node-resolve-5.2.0.tgz",
-      "integrity": "sha512-jUlyaDXts7TW2CqQ4GaO5VJ4PwwaV8VUGA7+km3n6k6xtOEacf61u0VXwN80phY/evMcaS+9eIeJ9MOyDxt5Zw==",
-      "dev": true,
-      "requires": {
-        "@types/resolve": "0.0.8",
-        "builtin-modules": "^3.1.0",
-        "is-module": "^1.0.0",
-        "resolve": "^1.11.1",
-        "rollup-pluginutils": "^2.8.1"
-      },
-      "dependencies": {
-        "resolve": {
-          "version": "1.12.0",
-          "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.12.0.tgz",
-          "integrity": "sha512-B/dOmuoAik5bKcD6s6nXDCjzUKnaDvdkRyAk6rsmsKLipWj4797iothd7jmmUhWTfinVMU+wc56rYKsit2Qy4w==",
-          "dev": true,
-          "requires": {
-            "path-parse": "^1.0.6"
-          }
-        }
-      }
-    },
     "rollup-plugin-terser": {
-      "version": "5.1.2",
-      "resolved": "https://registry.npmjs.org/rollup-plugin-terser/-/rollup-plugin-terser-5.1.2.tgz",
-      "integrity": "sha512-sWKBCOS+vUkRtHtEiJPAf+WnBqk/C402fBD9AVHxSIXMqjsY7MnYWKYEUqGixtr0c8+1DjzUEPlNgOYQPVrS1g==",
+      "version": "5.1.3",
+      "resolved": "https://registry.npmjs.org/rollup-plugin-terser/-/rollup-plugin-terser-5.1.3.tgz",
+      "integrity": "sha512-FuFuXE5QUJ7snyxHLPp/0LFXJhdomKlIx/aK7Tg88Yubsx/UU/lmInoJafXJ4jwVVNcORJ1wRUC5T9cy5yk0wA==",
       "dev": true,
       "requires": {
         "@babel/code-frame": "^7.0.0",
         "jest-worker": "^24.6.0",
         "rollup-pluginutils": "^2.8.1",
-        "serialize-javascript": "^1.7.0",
+        "serialize-javascript": "^2.1.2",
         "terser": "^4.1.0"
       }
     },
     "rollup-plugin-uglify": {
-      "version": "6.0.3",
-      "resolved": "https://registry.npmjs.org/rollup-plugin-uglify/-/rollup-plugin-uglify-6.0.3.tgz",
-      "integrity": "sha512-PIv3CfhZJlOG8C85N0GX+uK09TPggmAS6Nk6fpp2ELzDAV5VUhNzOURDU2j7+MwuRr0zq9IZttUTADc/jH8Gkg==",
+      "version": "6.0.4",
+      "resolved": "https://registry.npmjs.org/rollup-plugin-uglify/-/rollup-plugin-uglify-6.0.4.tgz",
+      "integrity": "sha512-ddgqkH02klveu34TF0JqygPwZnsbhHVI6t8+hGTcYHngPkQb5MIHI0XiztXIN/d6V9j+efwHAqEL7LspSxQXGw==",
       "dev": true,
       "requires": {
         "@babel/code-frame": "^7.0.0",
         "jest-worker": "^24.0.0",
-        "serialize-javascript": "^1.9.0",
+        "serialize-javascript": "^2.1.2",
         "uglify-js": "^3.4.9"
       }
     },
@@ -8960,9 +8218,9 @@
       "dev": true
     },
     "serialize-javascript": {
-      "version": "1.9.1",
-      "resolved": "https://registry.npmjs.org/serialize-javascript/-/serialize-javascript-1.9.1.tgz",
-      "integrity": "sha512-0Vb/54WJ6k5v8sSWN09S0ora+Hnr+cX40r9F170nT+mSkaxltoE/7R3OrIdBSUv1OoiobH1QoWQbCnAO+e8J1A==",
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/serialize-javascript/-/serialize-javascript-2.1.2.tgz",
+      "integrity": "sha512-rs9OggEUF0V4jUSecXazOYsLfu7OGK2qIn3c7IPBiffz32XniEp/TX9Xmc9LQfK2nQ2QKHvZ2oygKUGU0lG4jQ==",
       "dev": true
     },
     "set-blocking": {
@@ -8994,16 +8252,6 @@
         }
       }
     },
-    "sha.js": {
-      "version": "2.4.10",
-      "resolved": "https://registry.npmjs.org/sha.js/-/sha.js-2.4.10.tgz",
-      "integrity": "sha512-vnwmrFDlOExK4Nm16J2KMWHLrp14lBrjxMxBJpu++EnsuBmpiYaM/MEs46Vxxm/4FvdP5yTwuCTO9it5FSjrqA==",
-      "dev": true,
-      "requires": {
-        "inherits": "^2.0.1",
-        "safe-buffer": "^5.0.1"
-      }
-    },
     "shebang-command": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/shebang-command/-/shebang-command-1.2.0.tgz",
@@ -9366,12 +8614,6 @@
         }
       }
     },
-    "string-range": {
-      "version": "1.2.2",
-      "resolved": "https://registry.npmjs.org/string-range/-/string-range-1.2.2.tgz",
-      "integrity": "sha1-qJPtNH5yKZvIO++78qaSqNI51d0=",
-      "dev": true
-    },
     "string-width": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/string-width/-/string-width-3.1.0.tgz",
@@ -9771,12 +9013,6 @@
       "integrity": "sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=",
       "dev": true
     },
-    "typedarray-to-buffer": {
-      "version": "1.0.4",
-      "resolved": "https://registry.npmjs.org/typedarray-to-buffer/-/typedarray-to-buffer-1.0.4.tgz",
-      "integrity": "sha1-m7i6DoQfs/TPH+fCRenz+opf6Zw=",
-      "dev": true
-    },
     "typescript": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.0.1.tgz",
@@ -10168,12 +9404,6 @@
       "integrity": "sha512-A5CUptxDsvxKJEU3yO6DuWBSJz/qizqzJKOMIfUJHETbBw/sFaDxgd6fxm1ewUaM0jZ444Fc5vC5ROYurg/4Pw==",
       "dev": true
     },
-    "xtend": {
-      "version": "2.2.0",
-      "resolved": "https://registry.npmjs.org/xtend/-/xtend-2.2.0.tgz",
-      "integrity": "sha1-7vax8ZjByN6vrYsXZaBNrUoBxak=",
-      "dev": true
-    },
     "y18n": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/y18n/-/y18n-4.0.0.tgz",
diff --git a/package.json b/package.json
index 97c98143..d811607e 100644
--- a/package.json
+++ b/package.json
@@ -46,7 +46,8 @@
     "@babel/plugin-transform-regenerator": "7.4.5",
     "@babel/plugin-transform-runtime": "7.6.2",
     "@babel/preset-env": "^7.6.3",
-    "@babel/runtime": "7.6.3",
+    "@babel/runtime": "^7.6.3",
+    "@rollup/plugin-node-resolve": "^6.0.0",
     "@rollup/plugin-replace": "^2.2.0",
     "babel-eslint": "10.0.3",
     "babel-jest": "^24.9.0",
@@ -69,10 +70,7 @@
     "rollup-plugin-babel": "^4.3.3",
     "rollup-plugin-commonjs": "^10.1.0",
     "rollup-plugin-filesize": "^6.2.1",
-    "rollup-plugin-includepaths": "^0.2.3",
-    "rollup-plugin-node-builtins": "^2.1.2",
     "rollup-plugin-node-globals": "^1.4.0",
-    "rollup-plugin-node-resolve": "^5.2.0",
     "rollup-plugin-terser": "^5.1.2",
     "rollup-plugin-uglify": "^6.0.3",
     "semver": "5.5.0",
@@ -82,7 +80,7 @@
   },
   "dependencies": {
     "escape-string-regexp": "1.0.5",
-    "launchdarkly-js-sdk-common": "2.14.1"
+    "launchdarkly-js-sdk-common": "3.1.0"
   },
   "repository": {
     "type": "git",
diff --git a/rollup.config.js b/rollup.config.js
index dc359e47..bd4ea49b 100644
--- a/rollup.config.js
+++ b/rollup.config.js
@@ -1,11 +1,10 @@
 const pkg = require('./package.json');
-const resolve = require('rollup-plugin-node-resolve');
+const resolve = require('@rollup/plugin-node-resolve');
 const commonjs = require('rollup-plugin-commonjs');
 const babel = require('rollup-plugin-babel');
 const replace = require('@rollup/plugin-replace');
 const { terser } = require('rollup-plugin-terser');
 const { uglify } = require('rollup-plugin-uglify');
-const builtins = require('rollup-plugin-node-builtins');
 const filesize = require('rollup-plugin-filesize');
 
 const env = process.env.NODE_ENV || 'development';
@@ -18,7 +17,6 @@ const basePlugins = [
     'process.env.NODE_ENV': JSON.stringify(env),
     VERSION: JSON.stringify(version),
   }),
-  builtins(),
   resolve({
     mainFields: ['browser', 'module', 'main'],
     preferBuiltins: true,
diff --git a/src/index.js b/src/index.js
index 92995e20..73f85cfc 100644
--- a/src/index.js
+++ b/src/index.js
@@ -3,14 +3,16 @@ import browserPlatform from './browserPlatform';
 import GoalManager from './GoalManager';
 
 const goalsEvent = 'goalsReady';
-const extraDefaults = {
-  fetchGoals: true,
+const extraOptionDefs = {
+  fetchGoals: { default: true },
+  hash: { type: 'string' },
+  eventUrlTransformer: { type: 'function' },
 };
 
 // Pass our platform object to the common code to create the browser version of the client
 export function initialize(env, user, options = {}) {
   const platform = browserPlatform(options);
-  const clientVars = common.initialize(env, user, options, platform, extraDefaults);
+  const clientVars = common.initialize(env, user, options, platform, extraOptionDefs);
 
   const client = clientVars.client;
   const validatedOptions = clientVars.options;