fig.ext is only set when fig=TRUE
fig.ext is only set when fig=TRUE

fboehm/labnotebook,fboehm/cboettig_site,fboehm/labnotebook,fboehm/labnotebook,fboehm/labnotebook,fboehm/cboettig_site,fboehm/cboettig_site,antass/labnotebook3,fboehm/cboettig_site,fboehm/labnotebook,fboehm/labnotebook,antass/labnotebook3,antass/labnotebook3,fboehm/cboettig_site