Merge branch 'Mail_sending' into 'master'

Fix email sending

See merge request !1

main.nf

@@ -348,8 +348,12 @@ workflow.onComplete {
     // Send the HTML e-mail
     if (email_address) {
       // Catch failures and try with plaintext
-      [ 'mail', '-s', subject, email_address ].execute() << email_txt
-      log.info "[$name_wf] Sent summary e-mail to $email_address (mail)"
+	  try {
+		  def sending = [ 'echo', '-e' , email_txt ].execute() | [ 'mail', '-s', subject, email_address  ].execute()
+		  log.debug "[$name_wf] Sent summary e-mail to $email_address (mail)"
+	  } catch (all) {
+		  log.error "[$name_wf] ERROR ON EMAIL SENDING TO $email_address !!"
+	  }
       log.info "$email_txt"
     }