extended_text 0.2.2

extended official text to quickly build special text like inline image or @somebody,it also provide custom background,custom over flow.

[0.2.2]

• fix issue about find TextPosition near overflow is not accurate.

[0.2.1]

• use ExtendedTextOverflow to replace TextOverflow(new flutter sdk TextOverflow has new value TextOverflow.visible)

[0.1.8]

• suport inline image, custom background ,custom over flow.