Use i18n extract script only
Install i18n message keys in all components
Handle case response body is null
Delete unused file
Make one country by instance to separate sessions data
Protect visualization from being hovered during simulation
Add missing i18n message keys
Add test case to JSON export and enhance look
Fix indentation
Handle error with date
Update en.json
Merge pull request #4 from Leobouloc/patch-1

Update en.json
Translate some other english stings
Add delete and --no-delete-regex to extract i18n JS script
Delete unused strings
Fix key since last modifications
Fix the way error is handled by bootstrap
Change the way input type=number values are handled
Translate waterfall hint
Store charts settings in simulator state, fix charts flickering while simulating