Fix formats and delete unwanted files.

Signed-off-by: xsahil03x <[email protected]>

Release v1.6.0

Signed-off-by: Sahil Kumar <[email protected]>

Release v1.5.0

Signed-off-by: Sahil Kumar <[email protected]>

Release v1.4.0

Signed-off-by: Sahil Kumar <[email protected]>

Remove dependency from cached_network_image.

Add image_test_utils for test error.

Signed-off-by: Sahil Kumar <[email protected]>

Publish v1.2.0

Publish v1.1.1

Publish v1.1.0

Add build status in Readme.