trimmed titles as they are imported

tripal_pub/includes/importers/AGL.inc

@@ -526,7 +526,7 @@ function tripal_pub_AGL_parse_pubxml($pub_xml) {
           foreach ($codes as $code => $value) {          
             switch ($code) {                
               case 'a':
-                $pub['Title'] = preg_replace('/\.$/', '', $value);
+                $pub['Title'] = trim(preg_replace('/\.$/', '', $value));
                 break;
               case 'b':
                 $pub['Title'] .= ' ' . $value;

tripal_pub/includes/importers/PMID.inc

@@ -425,7 +425,7 @@ function tripal_pub_PMID_parse_article($xml, &$pub) {
         case 'ArticleTitle':
           $xml->read();
           // remoave any trailing period from the title
-          $pub['Title'] = preg_replace('/\.$/', '', $xml->value); 
+          $pub['Title'] = trim(preg_replace('/\.$/', '', $xml->value)); 
           break;
         case 'Abstract':
           tripal_pub_PMID_parse_abstract($xml, $pub);