Big docs cleanup.

* Fixed headers including:
  - All rights reserved not All Rights Reserved.
  - name, [email protected] not name <[email protected]>
  - tabs and spaces
  - Authors: not Documented by:
* Renamed string.dox to String.dox
* Renamed midixxx.dox files to MidiXxx.dox
* Moved images into images subdirectories and updated Doxfile.
* Re-format all files with tabs instead of spaces.
* Fix many spelling mistakes.
* Added all files, classes, structs, and enums to libbe group.

docs/user/interface/LayoutBuilder.Group.dox

@@ -1,5 +1,5 @@
 /*
- * Copyright 2011, Haiku, Inc. All Rights Reserved.
+ * Copyright 2011 Haiku, Inc. All rights reserved.
  * Distributed under the terms of the MIT License.
  *
  * Authors:
@@ -14,6 +14,9 @@
 
 /*!
 	\file GroupLayoutBuilder.h
+	\ingroup interface
+	\ingroup layout
+	\ingroup libbe
 	\brief Provides the BLayoutBuilder::Group<> class.
 */
 
@@ -22,6 +25,7 @@
 	\class BLayoutBuilder::Group<>
 	\ingroup interface
 	\ingroup layout
+	\ingroup libbe
 	\brief BLayoutBuilder::Base subclass for building BGroupLayouts.
 */
 
@@ -347,7 +351,7 @@
 
 
 /*!
-	\fn	BView* BLayoutBuilder::Group<ParentBuilder>::View() const
+	\fn BView* BLayoutBuilder::Group<ParentBuilder>::View() const
 	\brief Get the BView this builder's BGroupLayout is attached to.
 */
 
@@ -361,7 +365,7 @@
 
 
 /*!
-	\fn	ThisBuilder& BLayoutBuilder::Group<ParentBuilder>::GetView(
+	\fn ThisBuilder& BLayoutBuilder::Group<ParentBuilder>::GetView(
 	BView** _view)
 	\brief Get the BView this builder's BGroupLayout is attached to.
 	\param[out] _view The BView this builder's BGroupLayout is attached to.