Take object-fit into account when reading dimensions

Consider common devices for size recommendations

Fix bug #85 with (…).forEach is not a function

Fix bug #56 with complex CSS values in sizes

Support sizes=auto

Fix bug #94 with undefined currentRange variable

Bypass state partitioning by showing report in iframe

Link to Peters Chrome extension in the readme

Optimize canvas readback operations

Add a base URL fallback

Fix bug #77 with CSS rem values

Update browserslist

Update readme

Bump cached-path-relative from 1.0.2 to 1.1.0

Acknowledge existing srcset for suggested image widths