Library migrated to kotlin and Android 12 supports

Library migrated to kotlin
Supports Android 12 as Targeted API version in 31
Implemented Android 12 Splash screen API and its compatible with all versions
Access non-media files without MANAGE_EXTERNAL_STORAGE permission

Lib files updated

0.1.1

Added CopyRights and Update ReadME File

File picker used to pick any files from the user's external/internal

0.1.0

Implemented File Piker Source