Fix french translation
Fix WindowsInstaller French translation
Add link to LevelEdit.exe in WindowsInstaller
Update spanish.lua

Updating Spanish translation: Adding variables where there were none, fixing and clearing some older translations.
Merge pull request #45 from antoinelemaire/master

Fix French Translations
Merge pull request #46 from TheCycoONE/installer-leveledit

Add creation of a start menu shortcut to Level Edit in the Windows Installer
Merge pull request #48 from IlDucci/patch-2

Update spanish.lua