Build and bump version to 1.4.3

Bump version to 1.4.2

Bump version to 1.4.1

Merge pull request shipshapecode#204 from pzuraq/adds-option-to-speci…

…fy-body-element

Adds option to specify body element

Bump version to 1.3.9

Bump version to 1.3.8

Bump version to 1.3.7

Merge pull request shipshapecode#208 from HubSpot/round-position-on-n…

…on-retina

Round position on non-retina displays

Merge pull request shipshapecode#205 from HubSpot/dont-round-position

Don't round position in transform

Merge pull request shipshapecode#196 from HubSpot/repositioned-event

Trigger "repositioned" event after position change