Revert "GUI: Added ESLint to gulp tasks GUI: Linted files Fixed an error in the build script"

This reverts commit 46c5f1087d76d93497a1e8e5593564991ccb6682.

Change-Id: I1464fdd1df075e93f885e3c1fbd02f0cc563fd4f
diff --git a/tools/gui/gulp-tasks/index.js b/tools/gui/gulp-tasks/index.js
index 2f2019b..3bef084 100644
--- a/tools/gui/gulp-tasks/index.js
+++ b/tools/gui/gulp-tasks/index.js
@@ -1,5 +1,2 @@
 export { default as BundleJS } from './bundles/bundle-js';
-export { default as BundleCSS } from './bundles/bundle-css';
-export { default as Lint } from './lint';
-export { default as DevServer } from './dev-server';
-// export { default as Tests } from './unit-tests';
\ No newline at end of file
+export { default as BundleCSS } from './bundles/bundle-css';
\ No newline at end of file