Merge pull request #1758 from letsencrypt/augeas329

lens update from augeas upstream

letsencrypt-apache/letsencrypt_apache/augeas_lens/httpd.aug

@@ -51,7 +51,7 @@ let sep_osp             = Sep.opt_space
 let sep_eq              = del /[ \t]*=[ \t]*/ "="
 
 let nmtoken             = /[a-zA-Z:_][a-zA-Z0-9:_.-]*/
-let word                = /[a-zA-Z][a-zA-Z0-9._-]*/
+let word                = /[a-z][a-z0-9._-]*/i
 
 let comment             = Util.comment
 let eol                 = Util.doseol

letsencrypt-apache/letsencrypt_apache/tests/testdata/debian_apache_2_4/two_vhost_80/apache2/conf-available/bad_conf_file.conf

@@ -1,5 +1,3 @@
 <VirtualHost 1.1.1.1>
 
 ServerName invalid.net
-
-</virtualHost>