PeerFinder work and refactoring:

* Implement PeerFinder business logic.
* Support fixed peers (including DNS support).
* Add journal support to Peer and Peers.
* Refactor PeerDoor support.
* Tidy up Peers and eliminate connection functionality and timers.
* Refactor Peer interface and add journal support.
* Allow construction of incoming Peer using an existing socket.
* Remove TESTNET support.
* Allow connections from/to cluster peers without consuming slots
* Misc. cleanups.

src/ripple_app/node/SqliteFactory.cpp

@@ -17,6 +17,8 @@
 */
 //==============================================================================
 
+namespace ripple {
+
 static const char* s_nodeStoreDBInit [] =
 {
     "PRAGMA synchronous=NORMAL;",
@@ -247,3 +249,5 @@ std::unique_ptr <NodeStore::Factory> make_SqliteFactory ()
 {
     return std::make_unique <SqliteFactory> ();
 }
+
+}

src/ripple_app/node/SqliteFactory.h

@@ -20,9 +20,13 @@
 #ifndef RIPPLE_APP_SQLITEFACTORY_H_INCLUDED
 #define RIPPLE_APP_SQLITEFACTORY_H_INCLUDED
 
+namespace ripple {
+
 /** Factory to produce SQLite backends for the NodeStore.
     @see Database
 */
 std::unique_ptr <NodeStore::Factory> make_SqliteFactory ();
 
+}
+
 #endif