a few minor fixes

Author: cal-smith

README.md

@@ -8,10 +8,10 @@ Assuming we're starting with a new @angular/cli project:
 ```shell
 $ npx @angular/cli new my-project --style=scss
 $ cd my-project
-$ npm i --save-dev carbon-components-angular carbon-components
+$ npm i --save-dev carbon-components-angular carbon-components @ngx-translate/core
 ```
 
-Then we need to include carbon-components in `src/styles.css`:
+Then we need to include carbon-components in `src/styles.scss`:
 
 ```scss
 @import "~carbon-components/scss/globals/scss/styles.scss";