v3.9.0-dev.0

• [new-rule] no-namespace rule (#1133)
• [new-rule] one-variable-per-declaration rule (#525)
• [new-rule-option] "ignore-params" option for no-inferrable-types rule (#1190)
• [new-rule-option] "no-this-in-function-in-method" option for no-invalid-this rule (#1179)
• [enhancement] Single line enable/disable comments (#144)
• [enhancement] Resolve extends packages relative to location of configuration file (#1171)
• [enhancement] Linter class will throw an error if configuration is of an invalid type (#1167)
• [bugfix] use-isnan allows assaignments to NaN (#1054)
• [bugfix] no-unreachable handles allows hoisted type aliases (#564)
• [bugfix] member-ordering rule now checks constructors (#1158)
• [bugfix] --test CLI command works correctly with specifiying custom rules (#1195)

Thanks to our contributors!

• @abierbaum
• @HamletDRC
• @inthemill
• @janslow
• @JoshuaKGoldberg
• @mprobst
• @patsissons
• @YuichiNukiyama