V45: color picker, https support, updated cool hub and docker

• We are releasing version 45 of browser code today, updates include:

enhanced color picker

• now when you right click a track, configure, you have more choice to choose your preferred color instead our predefined color list.

HTTPS support

• we are supporting HTTPS hosting now, for all our embedding users, you could use HTTPS url of our JS files, we are still provide HTTP too.

cool hub

• Since last version, we now support cool format track too, in this release we also collected published long range data in cool format and organized them to a datahub.
• the cool hub is listed in our public hub list

• the track table in the cool hub

updated docker image

• please check https://hub.docker.com/r/epgg/eg/ for instructions.

misc update

• there is a 'back to search results' button now allows you go back to the search list after you click one track.