updated with BSD 2-clause license, updated copyright line

LICENSE

@@ -1,7 +1,4 @@
-# Software License Agreement (BSD License)
-#
-# Copyright (c) 2009-2011, Eucalyptus Systems, Inc.
-# All rights reserved.
+# Copyright 2011-2017 Ent. Services Development Corporation LP
 #
 # Redistribution and use of this software in source and binary forms, with or
 # without modification, are permitted provided that the following conditions
@@ -27,3 +24,6 @@
 # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 # POSSIBILITY OF SUCH DAMAGE.
+#
+# Individual files may contain code by other authors under other
+# licenses. See their license headers for details.