docs: fix various spelling mistakes in Javascript doc and deploy scripts

Reviewed in foundation#11516

docs/pages/javascript.md

@@ -39,7 +39,7 @@ Know that they all require `foundation.core.js` to be loaded *first*. Some plugi
 
 ### Import in JavaScript
 
-By default, Foundation is exported as [UMD modules](http://bob.yexley.net/umd-javascript-that-runs-anywhere/). This means that Foundation and its plugins can be imported and used in any JavaScript environnement.
+By default, Foundation is exported as [UMD modules](http://bob.yexley.net/umd-javascript-that-runs-anywhere/). This means that Foundation and its plugins can be imported and used in any JavaScript environment.
 
 For example with [ES6](https://github.com/lukehoban/es6features#readme) (the ESM format):
 ```js
@@ -65,10 +65,10 @@ var $dropdown = new Dropdown('#mydropdown');
 
 #### Available formats
 
-Foundation is proposed in bundles of various module formats so you can pick the one that match the best your needs. If you don't know these terms yet, take a look at this [10-minute introduction to module formats in JavaScript](https://www.jvandemo.com/a-10-minute-primer-to-javascript-modules-module-formats-module-loaders-and-module-bundlers/). You will find in the `dist/js` folder the following bundles:
+Foundation is provided in bundles of various module formats so you can pick the one that matches the best your needs. If you don't know these terms yet, take a look at this [10-minute introduction to module formats in JavaScript](https://www.jvandemo.com/a-10-minute-primer-to-javascript-modules-module-formats-module-loaders-and-module-bundlers/). You will find in the `dist/js` folder the following bundles:
 
 * `foundation.js` <span class="label secondary">UMD</span> <span class="label">Default</span><br>
-  Compatible with most environments and tools (AMD, CJS, ESM...). It works almost everywhere by checking the module format of your environments and then using it, which make the bundle a little heavier.
+  Compatible with most environments and tools (AMD, CJS, ESM...). It works almost everywhere by checking the module format of your environments and then using it, which makes the bundle a little heavier.
 
 * `foundation.cjs.js` <span class="label secondary">CommonJS</span><br>
   Dedicated to Node.js and older bundlers like Browserify or Webpack v1.
@@ -77,7 +77,7 @@ Foundation is proposed in bundles of various module formats so you can pick the
   Everything is transpiled to ES5 but the modules. Dedicated to modern bundlers, like Webpack 2+ or Rollup. They will automatically use this bundle and parse the ES6 modules to remove the unused code (see [tree shaking](#tree-shaking) below).
 
 * `foundation.es6.js` <span class="label secondary">ES6</span> (`esnext` in `package.json`)<br>
-  Unlike the others bundles, this bundle is not transpiled. It contains all the Foundation sources in ES6 in a single file. Use it if you want to manually transpile it for your own targets.
+  Unlike the other bundles, this bundle is not transpiled. It contains all the Foundation sources in ES6 in a single file. Use it if you want to manually transpile it for your own targets.
 
 #### Tree Shaking
 

gulp/tasks/deploy.js

@@ -99,8 +99,8 @@ gulp.task('deploy:dist:files', function() {
 // Generates JS bundles and puts them in the dist/ folder.
 //
 // In addition to the UMD bundle coming from the build task, the following
-// formats are generared: CJS, ESM, ES6.
-// See "rollup.config.js" for more informations.
+// formats are generated: CJS, ESM, ES6.
+// See "rollup.config.js" for more information.
 //
 gulp.task('deploy:dist:bundles', gulp.series(
   // Create a subtask for each Rollup config

rollup.config.js

@@ -14,7 +14,7 @@ var baseConfig = {
 module.exports = [
 
   // UMD
-  // Compatible with most environements and tools (AMD, CJS, ESM...),
+  // Compatible with most environments and tools (AMD, CJS, ESM...),
   // > Generated with Webpack. See the "javascript:foundation" gulp task.
   // > TODO: factorize the assets generation.