allow PEM files to have non-Unix line endings
allow PEM files to have non-Unix line endings

d5ve/mailinabox,Neopallium/mailinabox,pierreozoux/mailinabox,jprice/mailinabox,ianberinger/mailinabox,m4rcs/mailinabox,Neopallium/mailinabox,ianberinger/mailinabox,m4rcs/mailinabox,nstanke/mailinabox,nstanke/mailinabox,mail-in-a-box/mailinabox,b-deng/mailinabox,nstanke/mailinabox,jprice/mailinabox,b-deng/mailinabox,nstanke/mailinabox,m4rcs/mailinabox,choltha/mailinabox,choltha/mailinabox,jjz/mailinabox,m4rcs/mailinabox,jjz/mailinabox,choltha/mailinabox,b-deng/mailinabox,jjz/mailinabox,jjz/mailinabox,jprice/mailinabox,b-deng/mailinabox,m4rcs/mailinabox,choltha/mailinabox,mail-in-a-box/mailinabox,pierreozoux/mailinabox,d5ve/mailinabox,pierreozoux/mailinabox,mail-in-a-box/mailinabox,Neopallium/mailinabox,choltha/mailinabox,b-deng/mailinabox,pierreozoux/mailinabox,pierreozoux/mailinabox,jprice/mailinabox,mail-in-a-box/mailinabox,jprice/mailinabox,Neopallium/mailinabox,d5ve/mailinabox,jjz/mailinabox,Neopallium/mailinabox,ianberinger/mailinabox,ianberinger/mailinabox,ianberinger/mailinabox,d5ve/mailinabox,nstanke/mailinabox,d5ve/mailinabox