Split NetworkTimeouts and RedirectFollower to it's own files

- Follow redirects by default

src/CMakeLists.txt

@@ -91,6 +91,8 @@ set(SOURCES
   core/multisortfilterproxy.cpp
   core/musicstorage.cpp
   core/network.cpp
+  core/networktimeouts.cpp
+  core/redirectfollower.cpp
   core/networkproxyfactory.cpp
   core/qtfslistener.cpp
   core/settingsprovider.cpp
@@ -298,6 +300,8 @@ set(HEADERS
   core/filesystemwatcherinterface.h
   core/mergedproxymodel.h
   core/network.h
+  core/networktimeouts.h
+  core/redirectfollower.h
   core/qtfslistener.h
   core/songloader.h
   core/tagreaderclient.h