message: Fix up the project file for installing the icon theme
diff: #QMake project file for installing the material-icons-light theme.
  #Load all the OS-specific install paths
  -#include(../../src-qt5/OS-Detect.pri)
  +include(../../src-qt5/OS-detect.pri)
  +
  +#ensure QMake realizes that nothing is actually going to get compiled
  +TEMPLATE = aux
  BASE_DIR = $${L_SHAREDIR}/icons/material-design-light
  