Cosmetics
Merge commit 'fe9042da515f559fc3632999e67808a89d70850c'
Fixed issue raised by strings with curly braces
Renames IsSetBefore into IsSetWithin, to follow comments from https://github.com/tpierrain/NFluent/issues/107
Merge branch 'master' of https://github.com/dupdob/NFluent into integrateCyrille
Updates the release note to include Cyrille's bug fix.

Improves the UserReportedIssuesTests.SpuriousExceptionOnError() test by indicating the Expected error message.
Fixes Cyrille's pull request StyleCop issues (including usage of tabs instead of spaces).