Git clone ssh key error

[dmknght]

Directories in https://github.com/W3ndige/aurora/tree/master/kartons are subprojects. To get them, user may clone project by command git clone --recursive https://github.com/W3ndige/aurora. However, subproject path in https://github.com/W3ndige/aurora/blob/master/.gitmodules was set as ssh@, which causes normal users can't get the project without ssh key. I believe, the solution is change url protocols to https