release: 1.3.0 readiness

- Updates branch aliases:
  - dev-master => 1.3.x-dev
  - dev-develop => 1.4.x-dev
- Prepares CHANGELOG:
  - Removes empty 1.2.1 release stub
  - Sets date for 1.3.0

CHANGELOG.md

@@ -4,7 +4,7 @@ All notable changes to this project will be documented in this file, in reverse
 
 Versions prior to 0.4.0 were released as the package "weierophinney/hal".
 
-## 1.3.0 - TBD
+## 1.3.0 - 2019-02-06
 
 ### Added
 
@@ -27,28 +27,6 @@ Versions prior to 0.4.0 were released as the package "weierophinney/hal".
 
 - Nothing.
 
-## 1.2.1 - TBD
-
-### Added
-
-- Nothing.
-
-### Changed
-
-- Nothing.
-
-### Deprecated
-
-- Nothing.
-
-### Removed
-
-- Nothing.
-
-### Fixed
-
-- Nothing.
-
 ## 1.2.0 - 2018-12-11
 
 ### Added

composer.json

@@ -62,8 +62,8 @@
     },
     "extra": {
         "branch-alias": {
-            "dev-master": "1.2.x-dev",
-            "dev-develop": "1.3.x-dev"
+            "dev-master": "1.3.x-dev",
+            "dev-develop": "1.4.x-dev"
         },
         "zf": {
             "config-provider": "Zend\\Expressive\\Hal\\ConfigProvider"