Added changes.

Author: Mistralys

changelog.md

@@ -1,3 +1,11 @@
+### v2.0.0 - PHP 7.4 update
+- Increased minimum requirement to PHP 7.4.
+- Added the possibility to register custom tag types.
+- Added `setSeparatorChar()` to change the separator character.
+- Added `setUppercase()` to convert version tags to uppercase.
+- Using strict types in all classes.
+- Set up PHPStan analysis, clean up to level 9.
+
 ### v1.0.1 - Minor improvements
 - Improved build number generation.
 - Added comparison methods `isHigherThan()`, `isLowerThan()`.