docs: Add space before link I always thought that adding a break line, it would automatically add a space. But from the current documentation page https://bolt80.com/piecrust/en/latest/getting-started/, looks like if the next line starts with a link, it gets truncated.

cov-core==1.15.0
coverage==4.0.3
invoke==0.12.2
mock==1.0.1
pytest==2.8.7
pytest-cov==2.2.1
pytest-mock==0.10.1