Partial cleanup of util/lp/*

src/util/lp/implied_bound.h

@@ -1,11 +1,26 @@
-/*
-  Copyright (c) 2017 Microsoft Corporation
-  Author: Lev Nachmanson
-*/
+/*++
+Copyright (c) 2017 Microsoft Corporation
+
+Module Name:
+
+    <name>
+
+Abstract:
+
+    <abstract>
+
+Author:
+
+    Lev Nachmanson (levnach)
+
+Revision History:
+
+
+--*/
 #pragma once
 #include "util/lp/lp_settings.h"
 #include "util/lp/lar_constraints.h"
-namespace lean {
+namespace lp {
 struct implied_bound {
     mpq m_bound;
     unsigned m_j; // the column for which the bound has been found