Updating Stack Overflow icon. Adding Stack Exchange.

See also: johan/kilobyte-svg-challenge#42

_data/aboutme.yml

@@ -248,6 +248,12 @@ speakerdeck:
   text1: Speaker
   text2: Deck
 
+stackexchange:
+  href: https://stackexchange.com/users/42834/
+  useid: stackexchange
+  text1: Stack
+  text2: Exchange
+
 stackoverflow:
   href: https://stackoverflow.com/users/124946/
   useid: stackoverflow
@@ -257,9 +263,10 @@ stackoverflow:
 
 stackoverflowcareers:
   href: https://careers.stackoverflow.com/denilsonsa
-  useid: stackoverflowcareers
-  text1: Careers
-  text2: 2.0
+  useid: stackoverflow
+  text1: Stack
+  text2: Overflow
+  # "Stack Overflow Careers" is the complete name, but it is too long.
 
 steam:
   href: https://steamcommunity.com/id/crazyterabyte

icons/README.md

@@ -293,13 +293,12 @@ Speaker Deck:
 * https://speakerdeck.com/speakerdeck/introduction-to-speakerdeck (image from the first slide)
 * https://speakerdeck.com/ (button background gradient colors)
 
-Stack Overflow:
+Stack Exchange and Stack Overflow:
 
-* http://stackapps.com/questions/347/svg-versions-of-the-logos
-* http://stackexchange.com/legal/trademark-guidance
-* http://stackexchange.com/about/logos
+* https://stackexchange.com/about/logos
+* https://stackapps.com/questions/347/svg-versions-of-the-logos
+* https://stackexchange.com/legal/trademark-guidance
 * http://stackexchange.com/users/42834/denilson-sa?tab=flair
-* http://cdn-careers.sstatic.net/careers/Img/logos/careers-logo.png
 
 Steam: