- "`%`" sign in SQL data source no longer need escaping by duplicating it, i.e. "`%%`". Administrators on the sites allowing SQL datasources are recommended to check datasource settings and modify them as necessity. [\#66](https://github.com/sympa-community/sympa/pull/66)
- WWSympa: FastCGI support became mandatory. CGI mode was deprecated. [\#69](https://github.com/sympa-community/sympa/issues/69)
-`important_changes.pl` in source distribution was removed. Notable changes will no longer be noticed during building process. [\#73](https://github.com/sympa-community/sympa/issues/73)
-`sympa.spec` and `META.json` will no longer be bundled in source distribution. [\#77](https://github.com/sympa-community/sympa/pull/77)
- Bundled jQuery libraries were upgraded to jquery 3.2.1, jquery-migrate 3.0.1 and jquery-ui 1.12.1 to avoid XSS vulnerability. [\#78](https://github.com/sympa-community/sympa/issues/78)
- Now `topics.conf` treats topic names ignoring cases. Previously names including uppercase letters were ignored. [\#91](https://github.com/sympa-community/sympa/issues/91)
-`alias_manager.pl` was obsoleted. Alias files will be updated by internal module directly. Though `alias_manager.pl` is still available for backward compatibility, it will be removed in the future. [\#118](https://github.com/sympa-community/sympa/pull/118)
- Several typos and bad wordings in English translation catalog were corrected. Some phrases in default templates, scenarios and tasks were changed. \[[1e2e094](https://github.com/sympa-community/sympa/commit/1e2e0941fd771a702b7d04f2166bbe59d90ca6cd)\]
**Implemented enhancements:**
- Refactoring alias manager: Obsolete alias\_manager.pl [\#118](https://github.com/sympa-community/sympa/pull/118)([ikedas](https://github.com/ikedas))
- Suppress saving stats file, and solve problem about on-memory cache [\#105](https://github.com/sympa-community/sympa/pull/105)([ikedas](https://github.com/ikedas))
- Cache list info in Sympa::Scenario::verify to reduce overhead of pinfo… [\#97](https://github.com/sympa-community/sympa/pull/97)([mpkut](https://github.com/mpkut))
- Feature: add scenari to restrict message submission to list owners [\#96](https://github.com/sympa-community/sympa/pull/96)([mpkut](https://github.com/mpkut))
- Add use\_tls, ssl, version etc to valid LDAP options in Scenario.pm [\#95](https://github.com/sympa-community/sympa/pull/95)([mpkut](https://github.com/mpkut))
- When fallback language "en" is used, use "en\_US" translation catalog [\#84](https://github.com/sympa-community/sympa/pull/84)([ikedas](https://github.com/ikedas))
- Refactoring requests more [\#81](https://github.com/sympa-community/sympa/pull/81)([ikedas](https://github.com/ikedas))
**Fixed bugs:**
- Archived-At: field on resent messages in archive are wrong. [\#111](https://github.com/sympa-community/sympa/issues/111)
- Suppress saving stats file, and solve problem about on-memory cache [\#105](https://github.com/sympa-community/sympa/pull/105)([ikedas](https://github.com/ikedas))
- Old variable names used in listmaster error mail [\#104](https://github.com/sympa-community/sympa/pull/104)([sivertkh](https://github.com/sivertkh))
- Fix CSS attributes for un-hovered navigation menu items using color\_5 [\#94](https://github.com/sympa-community/sympa/pull/94)([mpkut](https://github.com/mpkut))
- Bugs on subscribe request with custom attributes and/or authorization [\#89](https://github.com/sympa-community/sympa/pull/89)([ikedas](https://github.com/ikedas))
- Refactoring requests more [\#81](https://github.com/sympa-community/sympa/pull/81)([ikedas](https://github.com/ikedas))
- "%" sign in SQL data source would be escaped [\#66](https://github.com/sympa-community/sympa/pull/66)([ikedas](https://github.com/ikedas))
