Change LumiNUS to IVLE link (#297)

* Change link from Luminus to IVLE

* Update tests

Author: remo5000

src/components/NavigationBar.tsx

@@ -37,7 +37,7 @@ const NavigationBar: React.SFC<INavigationBarProps> = props => (
         activeClassName="pt-active"
         className="NavigationBar__link pt-button pt-minimal"
         target="_blank"
-        to={LINKS.LUMINUS}
+        to={LINKS.IVLE}
       >
         <Icon icon={IconNames.BOOK} />
         <div className="navbar-button-text hidden-xs">News &amp; Material</div>

src/components/__tests__/__snapshots__/NavigationBar.tsx.snap

@@ -9,7 +9,7 @@ exports[`NavigationBar renders "Not logged in" correctly 1`] = `
         Source Academy
       </Blueprint2.NavbarHeading>
     </NavLink>
-    <NavLink activeClassName=\\"pt-active\\" className=\\"NavigationBar__link pt-button pt-minimal\\" target=\\"_blank\\" to=\\"https://luminus.nus.edu.sg/modules/8722e9a5-abc5-4160-820d-bf69d8a63c6f\\" ariaCurrent=\\"true\\">
+    <NavLink activeClassName=\\"pt-active\\" className=\\"NavigationBar__link pt-button pt-minimal\\" target=\\"_blank\\" to=\\"https://ivle.nus.edu.sg/v1/Module/Student/default.aspx?CourseID=a6579f36-4d7d-41fb-b394-92a00b78148b\\" ariaCurrent=\\"true\\">
       <Blueprint2.Icon icon=\\"book\\" />
       <div className=\\"navbar-button-text hidden-xs\\">
         News &amp; Material
@@ -49,7 +49,7 @@ exports[`NavigationBar renders correctly with username 1`] = `
         Source Academy
       </Blueprint2.NavbarHeading>
     </NavLink>
-    <NavLink activeClassName=\\"pt-active\\" className=\\"NavigationBar__link pt-button pt-minimal\\" target=\\"_blank\\" to=\\"https://luminus.nus.edu.sg/modules/8722e9a5-abc5-4160-820d-bf69d8a63c6f\\" ariaCurrent=\\"true\\">
+    <NavLink activeClassName=\\"pt-active\\" className=\\"NavigationBar__link pt-button pt-minimal\\" target=\\"_blank\\" to=\\"https://ivle.nus.edu.sg/v1/Module/Student/default.aspx?CourseID=a6579f36-4d7d-41fb-b394-92a00b78148b\\" ariaCurrent=\\"true\\">
       <Blueprint2.Icon icon=\\"book\\" />
       <div className=\\"navbar-button-text hidden-xs\\">
         News &amp; Material

src/utils/constants.ts

@@ -15,7 +15,7 @@ export const USE_BACKEND = process.env.REACT_APP_USE_BACKEND
 export enum LINKS {
   GITHUB_ISSUES = 'https://github.com/source-academy/cadet-frontend/issues',
   GITHUB_ORG = 'https://github.com/source-academy',
-  LUMINUS = 'https://luminus.nus.edu.sg/modules/8722e9a5-abc5-4160-820d-bf69d8a63c6f',
+  IVLE = 'https://ivle.nus.edu.sg/v1/Module/Student/default.aspx?CourseID=a6579f36-4d7d-41fb-b394-92a00b78148b',
   PIAZZA = 'https://piazza.com/nus.edu.sg/fall2018/cs1101s',
   SOURCE_DOCS = 'https://www.comp.nus.edu.sg/~cs1101s/source/',
   TECH_SVC = 'mailto:[email protected]',