Change badges to SVG format

The CodeClimate badge was not updated since it doesn't support SVG yet.

Change-Id: I5f8d247f4a1aef30e3f7aa408944181d37275d8a
Reviewed-on: http://gerrit.causes.com/37970
Tested-by: jenkins <jenkins@causes.com>
Reviewed-by: Shane da Silva <shane@causes.com>