Fix unwanted horizontal scrollbar in message preview header (#1488866)

Conflicts:

	CHANGELOG
	skins/larry/mail.css

CHANGELOG

@@ -1,6 +1,7 @@
 CHANGELOG Roundcube Webmail
 ===========================
 
+- Fix unwanted horizontal scrollbar in message preview header (#1488866)
 - Add workaround for IE<=8 bug where Content-Disposition:inline was ignored (#1488844)
 - Fix XSS vulnerability in vbscript: and data:text links handling (#1488850)
 - Fix absolute positioning in HTML messages (#1488819)

skins/larry/mail.css

@@ -717,7 +717,7 @@ h2.subject {
 
 h3.subject {
 	font-size: 14px;
-	margin: 0 8em 0 0;
+	margin: 0 12em 0 0;
 	padding: 8px 8px 4px 8px;
 	white-space: nowrap;
 	overflow: hidden;
@@ -885,7 +885,6 @@ div.hide-headers {
 	position: absolute;
 	top: 8px;
 	right: 8px;
-	width: 18em;
 	text-align: right;
 	white-space: nowrap;
 }