Fixes #3748 : Mandatory Reason field should be mandatory (API)
Fixes #3751: The Apache configuration now allow unauthenticated calls to the legacy API only to locahost
Fixes #3757 : No more wrong display in popup
Merge pull request #266 from VinceMacBuche/bug_3757/no_invalid_display_when_closing

Fixes #3757 : No more wrong display in popup
Merge pull request #265 from Kegeruneku/ust_3000/int/3751_restrict_old_style_api_urls_to_localhost

Fixes #3751: The Apache configuration now allow unauthenticated calls to...
Revert "Fixes #3622: Add a comparator for not matching a regex"

This reverts commit b58030adebb6fa9b7c690f7c83d0b02c8cd15bab.
This is a new feature that should not have been merged in
a bug-correction version.
Merge branch 'branches/rudder/2.6'
Fixes #3622: Add a comparator for not matching a regex
Fixes #3744 : Rename API to 2
Merge pull request #269 from VinceMacBuche/ust_3000/dev_3744/Rename_API_from_1.0_to_2

Fixes #3744 : Rename API to 2
Merge pull request #263 from VinceMacBuche/bug_3748/Reason_field_mandatory_API

Fixes #3748 : Mandatory Reason field should be mandatory (API)
Fixes #3755: API account id and token must be unique