Version 1.0
i) Intial version Release

Version 1.1
i) Resolved issues as asked by reviewer.

Version 1.2
i) Resolved issues as asked by reviewer.

Version 1.2.1
i) Resolved translation issue and removed commented code also added function format_for_editor.

Version 1.2.2
i) Removed WP_Customize_Textarea_Control class and added prefix to define variables.