nl_tokens: Build the webpack configuration
pl_tokens: function buildConfig ( wantedEnv ) { let isValid = wantedEnv && wantedEnv . length > 0 && allowedEnvs . indexOf ( wantedEnv ) !== - 1 ; let validEnv = isValid ? wantedEnv : 'dev' ; let config = require ( <mask> . join ( __dirname , 'cfg/' + validEnv ) ) ; return config ; }