2.1.1

• Upgrade to AndroidX (#31)

2.1.0

• Remove jcenter()

2.0.0

• Add Initialization
• Improve logging and update class documentation
• Prevent class cast exception
• Rename PreferenceObject to PreferenceFile
• Update getMap() function
• Clearing data sync/async
• Update gradle version to 3.4.2
• Improve code quality

1.4.1

• Prevent old samsung devices issue who throwing IncompatibleClassChangeError

1.4.0

• Support writing data synchronously

1.3.4

Update method names according to java name convention