Summary: Stack Overflow adds API early access signup

Why It Matters: Stack Overflow is asking users to help shape its API. This could mean new features are coming.

What Changed:

• The "Join Stack Overflow" heading was removed.
• A new banner was added to sign up for early access to the Stack Exchange API.
• The number of questions shown changed from 24,200,452 to 24,198,607.
• The number of bountied questions changed from 22 to 18.
• The list of newest questions was updated.