doc: fix link; make cells in table align at top "Query Parameters Examples" table aligned the labels in column 1 in the middle of the text in column 2. Change that to align cells at the top of the row. Also fix a bad link.

#!/usr/bin/env python
from __future__ import print_function
import zlib, base64, sys
print(base64.encodestring(zlib.compress(sys.stdin.read())))