Change the theme name to avoid problematic behavior by Grav update
Change the theme name to avoid problematic behavior by Grav update

Re https://github.com/getgrav/grav/issues/765

getgrav/grav-learn,Quy/grav-learn,getgrav/grav-learn,getgrav/grav-learn,miljan-aleksic/grav-learn,miljan-aleksic/grav-learn,Quy/grav-learn,miljan-aleksic/grav-learn,getgrav/grav-learn,Quy/grav-learn,miljan-aleksic/grav-learn,Quy/grav-learn