Update code block indentation in readme

Code blocks in the readme are indented with 3 spaces and not 4, which
makes Markdown in GitHub and the Charm store not render them correctly.

This updates the indentation to 4 spaces for all code blocks.

Change-Id: I2b3e60233ca9c4b8230e18f5c253593815d7fe09
This commit is contained in:
Sandor Zeestraten 2016-12-10 07:46:35 +01:00
parent 8f88c35798
commit a6d4a85ff3