v1.10.3

## Version 1.10.3
### Bug Fixes
- Ensure that a file is Javascript before trying to import it as a custom command. (#198)

package.json

@@ -1,6 +1,6 @@
 {
   "name": "jambo",
-  "version": "1.10.2",
+  "version": "1.10.3",
   "description": "A JAMStack implementation using Handlebars",
   "main": "index.js",
   "scripts": {

src/commands/commandimporter.js

@@ -28,6 +28,7 @@ class CommandImporter {
       const mergedDirectory = this._mergeCommandDirectories(commandDirectories);
       fs.readdirSync(mergedDirectory)
         .map(directoryPath => path.resolve(mergedDirectory, directoryPath))
+        .filter(directoryPath => directoryPath.endsWith('.js'))
         .filter(directoryPath => fs.lstatSync(directoryPath).isFile())
         .forEach(filePath => {
           const requiredModule = require(filePath);