Added disable to past dates

• disableTo/From added to disable past dates
• disabled dates have disabledTileBackgroundColor

New & better example project + more customization

• Full calendar default scroll is horizontal
• Date tile alignment is fixed
• Many other color customization
• Better example project with two demos
• readme with proper documentation and visual representation

v0.0.2

What's Changed

• example flutter project added with demo

Initial Release

• Initial release
• Added color customization
• Added events date list
• Added two layouts for full calendar mode
• Added background image to selected day
• Added background image to full calendar view
• Added option selected day in left or right
• Added center parameter to SelectedDayPosition
• Added go to selected date in full calendar mode
• Added many more color customization