updating gulp scripts task - Thx @jimkrill

gulpfile.js

@@ -142,7 +142,7 @@ gulp.task('watch-bs', ['browser-sync', 'watch', 'cssnano', 'scripts'], function
 // gulp scripts. 
 // Uglifies and concat all JS files into one
 gulp.task('scripts', function() {
-  gulp.src([
+    var scripts = [
         basePaths.dev + 'js/owl.carousel.min.js', // Must be loaded before BS4
         basePaths.dev + 'js/tether.js', // Must be loaded before BS4
 
@@ -152,23 +152,14 @@ gulp.task('scripts', function() {
         // End - All BS4 stuff
 
         basePaths.dev + 'js/skip-link-focus-fix.js'
-    ])
+    ];
+  gulp.src(scripts)
     .pipe(concat('theme.min.js'))
     .pipe(uglify())
     .pipe(gulp.dest('./js/'));
 
-  gulp.src([
+  gulp.src(scripts)
-    basePaths.dev + 'js/owl.carousel.min.js', // Must be loaded before BS4
+    .pipe(concat('ctheme.js'))
-    basePaths.dev + 'js/tether.js', // Must be loaded before BS4
-
-    // Start - All BS4 stuff
-    basePaths.dev + 'js/bootstrap4/bootstrap.js',
-
-    // End - All BS4 stuff
-
-    basePaths.dev + 'js/skip-link-focus-fix.js'
-    ])
-    .pipe(concat('theme.js'))
     .pipe(gulp.dest('./js/'));
 });