Improve markdown of Installation section

Due to indentation issues (code within numbered list needs at least 8
spaces instead of 4) the code would not appear as code but as plain text
without a fixed size font and also without newlines appearing in the
HTML.
This commit is contained in:
Sebastian Kürten 2017-02-02 11:58:40 +01:00
parent 5dea0658e4
commit 7716e0bc92