changed default app module from java to kotlin

changed o_notifications module min sdk to 21 and renamed the mipmap directory having adaptive icons

changed networking module min sdk to 21 and renamed the mipmap directory having adaptive icons

updated the main videostreaming module to latest dependencies and also migrated the project to androidx, compiled and target SDK to 30

updated the sqlitedatabase module, migrated the project to androidx, compiled and target SDK to 30 and added missing dependencies

updated the o_notifications module to latest dependencies and also migrated the project to androidx, compiled and target SDK to 30

updated the sensors module to latest dependencies and also migrated the project to androidx, compiled and target SDK to 30

updated the main networking module to latest dependencies and also migrated the project to androidx, compiled and target SDK to 30, and updated code to support the latest libraries

updated the main locationmanager module to latest dependencies and also migrated the project to androidx, compiled and target SDK to 30

updated the main customcamera module to latest dependencies and also migrated the project to androidx, compiled and target SDK to 30

updated the main audioplayer module to latest dependencies and also migrated the project to androidx, compiled and target SDK to 30

minor method change

updated the main app module to latest dependencies and also migrated the project to androidx, compiled and target SDK to 30

updated the root gradle to latest version of kotlin,build gradle,distributionUrl and repositories

Merge pull request #10 from Talentica/networking_with_kotlin