Particularize a project partial for french language

Words order isn't the same for fr projects state labels. This commit
duplicate the default partial and reorder the wording for fr.
Improve fr i18n (minor)

Fixes orthographic mistakes and some case-related issues.
Merge pull request #145 from nibua-r/french-i18n-improvements

French i18n improvements
Delete a fr partial

Manage the fr particularism within the default partial.
Merge pull request #146 from nibua-r/french-i18n-improvements

Delete a fr partial
Remove Mongrel and other Ruby-1.8-specific development gems