split STONE_BINARIES into two different vars for both StoneWebViewer and RtViewer + fixed docker build + embed of RtViewer files + serving of RtViewer files + Orthanc explorer extension to open a series in the RtViewer : sibling series will be traversed and the first DOSE/STRUCT will be used. WARNING: needs work for PT and to allow for missing dose

$primary-lighten: #57aae1;
$primary: #3498db;
$dangerColor: #E63F24;

$panel-header: #fafafa;
$border-color: #e7e7e7;
$lightGrey: #cccccc;
$text-color: #666666;

$darkGrey: #333333;
$darkBlue: #203A6F;
$blueGrey: #303E4D;

$toolbarHeight: 42px;