Merge pull request #827 from dpeca/patch-8

Fix for: Warning: purging the environment. Suggested action: use keep…

install/debian/8/exim/exim4.conf.template

@@ -8,6 +8,9 @@
 #SPAM_SCORE = 50
 #CLAMD =  yes
 
+add_environment=<; PATH=/bin:/usr/bin
+keep_environment=
+
 domainlist local_domains = dsearch;/etc/exim4/domains/
 domainlist relay_to_domains = dsearch;/etc/exim4/domains/
 hostlist relay_from_hosts = 127.0.0.1