Updated date and release

git-svn-id: https://subversion.xor.aps.anl.gov/synApps/areaDetector/trunk@13395 dc6c5ff5-0b8b-c028-a01f-ffb33f00fc8b

documentation/areaDetectorDoc.html

@@ -10,7 +10,9 @@
     <h1>
       areaDetector: EPICS Area Detector Support</h1>
     <h2>
-      May 20, 2010</h2>
+      Release 1-7</h2>
+    <h2>
+      August 9, 2011</h2>
     <h2>
       Mark Rivers</h2>
     <h2>