french typo

[jglhelias]

According to the typographic rules, in French a space precedes the two-point character.

See Behat/Gherkin#158.

Example:
English: text:[space]text
French: text[space]:[space]text
Source: http://www.la-ponctuation.com/deux-points.html

For example (being lax):
https://github.com/drewda/cucumber-sublime-bundle/blob/master/Cucumber%20Plain%20Text%20Feature.tmLanguage#L142
Replace |Exemples| by |Exemples\s?|.

Before:

After:

[bubenkoff]

please submit PR