Capture a full-page screenshot at the current viewport.
Held in-memory (and optionally written to DIFFY_SCREENSHOTS_DIR) until
"send screenshots to diffy with name" uploads the batch.
Then(/^(?:I |we )?take screenshot$)
Example #1: Then I take screenshot
Example #2: Then we take screenshot
Example #3: And I take screenshot
Example #4: And we take screenshot
Example #5: Then take screenshot
Example #6: And take screenshot