added utm support

Author: DanielJDufour

.eslintrc.json

@@ -0,0 +1,32 @@
+{
+  "env": {
+    "browser": true,
+    "es6": true,
+    "node": true,
+    "mocha": true
+  },
+  "extends": "eslint:recommended",
+  "parserOptions": {
+    "ecmaVersion": 2017,
+    "sourceType": "module"
+  },
+  "rules": {
+    "arrow-parens": ["error", "as-needed"],
+    "camelcase": "error",
+    "comma-dangle": ["error", { "objects": "always-multiline" }],
+    "indent": ["error", 2],
+    "linebreak-style": ["error", "unix"],
+    "no-console": "off",
+    "no-multiple-empty-lines": "error",
+    "no-unused-vars": ["error", { "args": "none" }],
+    "no-var": "error",
+    "object-curly-spacing": ["error", "always", { "objectsInObjects": false }],
+    "prefer-arrow-callback": "error",
+    "prefer-const": "error",
+    "prefer-rest-params": "error",
+    "prefer-spread": "error",
+    "quotes": ["error", "single"],
+    "semi": ["error", "always"],
+    "space-before-function-paren": ["error", "always"]
+  }
+}

.gitignore

@@ -59,3 +59,5 @@ typings/
 
 # lock files
 *package-lock.json
+
+*.tif

LICENSE

@@ -186,7 +186,7 @@
       same "printed page" as the copyright notice for easier
       identification within third-party archives.
 
-   Copyright {yyyy} {name of copyright owner}
+   Copyright 2019 Daniel J. Dufour
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.