update version -> 2.0.0

Author: OlehMarch

CHANGELOG.md

@@ -1,29 +1,33 @@
 # Changelog
 
-## [1.5.0]
+## 2.0.0
+
+* Updated to NNBD
+
+## 1.5.0
 
 * Exported VersionHelper class.
 
-## [1.4.0]
+## 1.4.0
 
 * Redo theme to colorScheme.
 
-## [1.3.1]
+## 1.3.1
 
 * Redo theme argument to themeBuilder.
 
-## [1.3.0]
+## 1.3.0
 
 * Added theme support.
 
-## [1.2.0]
+## 1.2.0
 
 * Added id to injected script, redo logic of getting current app version.
 
-## [1.1.0]
+## 1.1.0
 
 * Redesigned context dependant arguments of `VersionChecker.initialize` method.
 
-## [1.0.0]
+## 1.0.0
 
 * Implemented version checker.

pubspec.yaml

@@ -1,5 +1,5 @@
 name: version_checker
-version: 1.5.0
+version: 2.0.0
 homepage: https://github.com/marchdev-tk/version_checker
 description: Version Checker Popup is used to prompt user for website reloading with clearing cached data to apply a new version of the site.