Drop support for PHP < 7.4, see xp-framework/rfc#343

Author: thekid

.github/workflows/ci.yml

@@ -15,7 +15,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php-versions: ['7.0', '7.1', '7.2', '7.3', '7.4', '8.0', '8.1', '8.2', '8.3', '8.4', '8.5']
+        php-versions: ['7.4', '8.0', '8.1', '8.2', '8.3', '8.4', '8.5']
         os: [ubuntu-latest, windows-latest]
 
     steps:

ChangeLog.md

@@ -5,6 +5,8 @@ XP Math changelog
 
 ## 10.0.0 / ????-??-??
 
+**Heads up:** Dropped support for PHP < 7.4, see xp-framework/rfc#343
+  (@thekid)
 * Merged PR #6: Make `Big(Int|Float)::power()` consistent with IEEE 754
   rules, see issue #5.
   (@thekid)

README.md

@@ -4,7 +4,7 @@ Math
 [![Build status on GitHub](https://github.com/xp-framework/math/workflows/Tests/badge.svg)](https://github.com/xp-framework/math/actions)
 [![XP Framework Module](https://raw.githubusercontent.com/xp-framework/web/master/static/xp-framework-badge.png)](https://github.com/xp-framework/core)
 [![BSD Licence](https://raw.githubusercontent.com/xp-framework/web/master/static/licence-bsd.png)](https://github.com/xp-framework/core/blob/master/LICENCE.md)
-[![Requires PHP 7.0+](https://raw.githubusercontent.com/xp-framework/web/master/static/php-7_0plus.svg)](http://php.net/)
+[![Requires PHP 7.4+](https://raw.githubusercontent.com/xp-framework/web/master/static/php-7_4plus.svg)](http://php.net/)
 [![Supports PHP 8.0+](https://raw.githubusercontent.com/xp-framework/web/master/static/php-8_0plus.svg)](http://php.net/)
 [![Latest Stable Version](https://poser.pugx.org/xp-framework/math/version.svg)](https://packagist.org/packages/xp-framework/math)
 

composer.json

@@ -6,8 +6,8 @@
   "description" : "Big number handling",
   "keywords": ["module", "xp"],
   "require" : {
-    "xp-framework/core": "^12.0 | ^11.0 | ^10.0 | ^9.0 | ^8.0 | ^7.0",
-    "php" : ">=7.0.0"
+    "xp-framework/core": "^12.0 | ^11.0 | ^10.0",
+    "php" : ">=7.4.0"
   },
   "require-dev" : {
     "xp-framework/test": "^2.0 | ^1.0"