Marcus Hoffmann authored Nov 08, 2017 and Adrien Béraud committed Nov 08, 2017

Let's use https instead of http wherever possible.

For speex/speexdsp this is essential because they where using neither
https nor checksums.
For other pages it avoids unnecessary redirects hen they eventually end
up on a https url anyway.`

Change-Id: Ic07d74480b5a3f5adcf4db17b1bacd51b6aa4439