Fixed a minor syntax error
minor #4046 Fixed a minor syntax error (javiereguiluz)

This PR was merged into the 2.3 branch.

Discussion
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Fixed a minor syntax error

The nested list is wrongly displayed as a blockquote:

![syntax_error](https://cloud.githubusercontent.com/assets/73419/3673941/088aa490-1272-11e4-9c0c-377100e3a2ff.png)

Commits
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b3c6b87 Fixed a minor syntax error