Added app.js to the set of files that get codestyle checked
Added app.js to the set of files that get codestyle checked

mrvisser/grasshopper,mrvisser/grasshopper,CUL-DigitalServices/grasshopper,fronteerio/grasshopper,Coenego/grasshopper,CUL-DigitalServices/grasshopper,mrvisser/grasshopper,CUL-DigitalServices/grasshopper,bp323/grasshopper,bp323/grasshopper,fronteerio/grasshopper,Coenego/grasshopper,Coenego/grasshopper,fronteerio/grasshopper