Minor changes to the documentation.

1. Section title changes.
2. Moving the glog discussion into installation.rst
3. Re-working the faqs into two separate chapters.

Change-Id: I95dd25bace50f0f9077ef114504999190686963e
diff --git a/docs/source/license.rst b/docs/source/license.rst
index d1099fa..2abbcec 100644
--- a/docs/source/license.rst
+++ b/docs/source/license.rst
@@ -4,7 +4,7 @@
 
 Ceres Solver is licensed under the New BSD license, whose terms are as follows.
 
-Copyright 2015 Google Inc. All rights reserved.
+Copyright 2016 Google Inc. All rights reserved.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met: