Move unknownDefines from jscomp_error to jscomp_off
Move unknownDefines from jscomp_error to jscomp_off

Move unknownDefines from jscomp_error to jscomp_off in example.json. This is to avoid compile errors because the compiler cannot find define's set in the "define" section of the build configuration.

ger-benjamin/ngeo,Jenselme/ngeo,Jenselme/ngeo,camptocamp/ngeo,kalbermattenm/ngeo,adube/ngeo,pgiraud/ngeo,camptocamp/ngeo,ger-benjamin/ngeo,balpreetspankaj/ngeo,camptocamp/ngeo,Jenselme/ngeo,mygu/ngeo,mygu/ngeo,pgiraud/ngeo,ger-benjamin/ngeo,balpreetspankaj/ngeo,kalbermattenm/ngeo,kalbermattenm/ngeo,adube/ngeo,adube/ngeo,adube/ngeo,Jenselme/ngeo,balpreetspankaj/ngeo,camptocamp/ngeo,pgiraud/ngeo,camptocamp/ngeo,mygu/ngeo