Refactor the structure of source files:

* New src/ripple/crypto and src/ripple/protocol directories
* Merged src/ripple/common into src/ripple/basics
* Move resource/api files up a level
* Add headers for "include what you use"
* Normalized include guards
* Renamed to JsonFields.h
* Remove obsolete files
* Remove net.h unity header
* Remove resource.h unity header
* Removed some deprecated unity includes

src/ripple/protocol/TxFormats.h

@@ -0,0 +1,74 @@
+//------------------------------------------------------------------------------
+/*
+    This file is part of rippled: https://github.com/ripple/rippled
+    Copyright (c) 2012, 2013 Ripple Labs Inc.
+
+    Permission to use, copy, modify, and/or distribute this software for any
+    purpose  with  or without fee is hereby granted, provided that the above
+    copyright notice and this permission notice appear in all copies.
+
+    THE  SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+    WITH  REGARD  TO  THIS  SOFTWARE  INCLUDING  ALL  IMPLIED  WARRANTIES  OF
+    MERCHANTABILITY  AND  FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+    ANY  SPECIAL ,  DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+    WHATSOEVER  RESULTING  FROM  LOSS  OF USE, DATA OR PROFITS, WHETHER IN AN
+    ACTION  OF  CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+    OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+//==============================================================================
+
+#ifndef RIPPLE_PROTOCOL_TXFORMATS_H_INCLUDED
+#define RIPPLE_PROTOCOL_TXFORMATS_H_INCLUDED
+
+#include <ripple/protocol/KnownFormats.h>
+
+namespace ripple {
+
+/** Transaction type identifiers.
+
+    These are part of the binary message format.
+
+    @ingroup protocol
+*/
+enum TxType
+{
+    ttINVALID           = -1,
+
+    ttPAYMENT           = 0,
+    ttCLAIM             = 1, // open
+    ttWALLET_ADD        = 2,
+    ttACCOUNT_SET       = 3,
+    ttPASSWORD_FUND     = 4, // open
+    ttREGULAR_KEY_SET   = 5,
+    ttNICKNAME_SET      = 6, // open
+    ttOFFER_CREATE      = 7,
+    ttOFFER_CANCEL      = 8,
+    no_longer_used      = 9,
+    ttTICKET_CREATE     = 10,
+    ttTICKET_CANCEL     = 11,
+
+    ttTRUST_SET         = 20,
+
+    ttAMENDMENT         = 100,
+    ttFEE               = 101,
+};
+
+/** Manages the list of known transaction formats.
+*/
+class TxFormats : public KnownFormats <TxType>
+{
+private:
+    void addCommonFields (Item& item);
+
+public:
+    /** Create the object.
+        This will load the object will all the known transaction formats.
+    */
+    TxFormats ();
+
+    static TxFormats const& getInstance ();
+};
+
+} // ripple
+
+#endif