feat: add icon for bsd and handle it

Author: SayakMukhopadhyay

src/components/Person.js

@@ -144,7 +144,7 @@ Person.propTypes = {
     description: PropTypes.string,
     tags: PropTypes.arrayOf(PropTypes.string),
     country: PropTypes.string,
-    computer: PropTypes.oneOf(['apple', 'windows', 'linux']),
+    computer: PropTypes.oneOf(['apple', 'windows', 'linux', 'bsd']),
     phone: PropTypes.oneOf(['iphone', 'android', 'windowsphone', 'flipphone']),
     twitter(props, propName, componentName) {
       if (!/^@?(\w){1,15}$/.test(props[propName])) {

src/images/bsd.png

@@ -5,5 +5,6 @@ import windows from '../images/windows.svg';
 import apple from '../images/apple.svg';
 import linux from '../images/linux.png';
 import flipphone from '../images/flip-phone.png';
+import bsd from '../images/bsd.png';
 
-export { iphone, android, windowsphone, windows, apple, linux, flipphone };
+export { iphone, android, windowsphone, windows, apple, linux, flipphone, bsd };