Change project directory structure.

Change project directory structure according to application structure.
Change 'nox' configuration option to something more meaningful 'nogui'.
Rename 'Icons' folder to 'icons' (similar to other folders).
Partially add 'nowebui' option support.
Remove QConf project file.

src/app/app.pri

@@ -0,0 +1,40 @@
+INCLUDEPATH += $$PWD
+
+usesystemqtsingleapplication {
+    nogui {
+        CONFIG += qtsinglecoreapplication
+    } else {
+        CONFIG += qtsingleapplication
+    }
+} else {
+    nogui {
+        include(qtsingleapplication/qtsinglecoreapplication.pri)
+    } else {
+        include(qtsingleapplication/qtsingleapplication.pri)
+    }
+}
+
+!nogui {
+    macx {
+        HEADERS += $$PWD/qmacapplication.h
+        SOURCES += $$PWD/qmacapplication.cpp
+    }
+    HEADERS += $$PWD/sessionapplication.h
+    SOURCES += $$PWD/sessionapplication.cpp
+}
+
+HEADERS += $$PWD/application.h
+SOURCES += $$PWD/application.cpp
+
+nogui: HEADERS += $$PWD/headlessloader.h
+
+unix: HEADERS += $$PWD/stacktrace.h
+strace_win {
+    HEADERS += $$PWD/stacktrace_win.h
+    !nogui {
+        HEADERS += $$PWD/stacktrace_win_dlg.h
+        FORMS += $$PWD/stacktrace_win_dlg.ui
+    }
+}
+
+SOURCES += $$PWD/main.cpp

src/app/main.cpp

@@ -404,7 +404,7 @@ void sigabrtHandler(int)
 #ifndef DISABLE_GUI
 void showSplashScreen()
 {
-    QPixmap splash_img(":/Icons/skin/splash.png");
+    QPixmap splash_img(":/icons/skin/splash.png");
     QPainter painter(&splash_img);
     QString version = VERSION;
     painter.setPen(QPen(Qt::white));

src/core/core.pri

@@ -0,0 +1,35 @@
+INCLUDEPATH += $$PWD
+
+unix:!macx:dbus: include(qtnotify/qtnotify.pri)
+
+include(qtlibtorrent/qtlibtorrent.pri)
+include(tracker/tracker.pri)
+
+HEADERS += \
+    $$PWD/misc.h \
+    $$PWD/fs_utils.h \
+    $$PWD/downloadthread.h \
+    $$PWD/torrentpersistentdata.h \
+    $$PWD/filesystemwatcher.h \
+    $$PWD/scannedfoldersmodel.h \
+    $$PWD/qinisettings.h \
+    $$PWD/smtp.h \
+    $$PWD/dnsupdater.h \
+    $$PWD/logger.h \
+    $$PWD/httptypes.h \
+    $$PWD/httprequestparser.h \
+    $$PWD/httpresponsegenerator.h \
+    $$PWD/preferences.h
+
+SOURCES += \
+    $$PWD/downloadthread.cpp \
+    $$PWD/scannedfoldersmodel.cpp \
+    $$PWD/torrentpersistentdata.cpp \
+    $$PWD/misc.cpp \
+    $$PWD/fs_utils.cpp \
+    $$PWD/smtp.cpp \
+    $$PWD/dnsupdater.cpp \
+    $$PWD/logger.cpp \
+    $$PWD/httprequestparser.cpp \
+    $$PWD/httpresponsegenerator.cpp \
+    $$PWD/preferences.cpp

src/core/qtlibtorrent/torrentmodel.cpp

@@ -41,42 +41,42 @@ using namespace libtorrent;
 
 namespace {
 QIcon get_paused_icon() {
-    static QIcon cached = QIcon(":/Icons/skin/paused.png");
+    static QIcon cached = QIcon(":/icons/skin/paused.png");
     return cached;
   }
 
 QIcon get_queued_icon() {
-    static QIcon cached = QIcon(":/Icons/skin/queued.png");
+    static QIcon cached = QIcon(":/icons/skin/queued.png");
     return cached;
   }
 
 QIcon get_downloading_icon() {
-    static QIcon cached = QIcon(":/Icons/skin/downloading.png");
+    static QIcon cached = QIcon(":/icons/skin/downloading.png");
     return cached;
   }
 
 QIcon get_stalled_downloading_icon() {
-    static QIcon cached = QIcon(":/Icons/skin/stalledDL.png");
+    static QIcon cached = QIcon(":/icons/skin/stalledDL.png");
     return cached;
   }
 
 QIcon get_uploading_icon() {
-    static QIcon cached = QIcon(":/Icons/skin/uploading.png");
+    static QIcon cached = QIcon(":/icons/skin/uploading.png");
     return cached;
   }
 
 QIcon get_stalled_uploading_icon() {
-    static QIcon cached = QIcon(":/Icons/skin/stalledUP.png");
+    static QIcon cached = QIcon(":/icons/skin/stalledUP.png");
     return cached;
   }
 
 QIcon get_checking_icon() {
-    static QIcon cached = QIcon(":/Icons/skin/checking.png");
+    static QIcon cached = QIcon(":/icons/skin/checking.png");
     return cached;
   }
 
 QIcon get_error_icon() {
-    static QIcon cached = QIcon(":/Icons/skin/error.png");
+    static QIcon cached = QIcon(":/icons/skin/error.png");
     return cached;
   }
 }

src/gui/about.ui

@@ -89,7 +89,7 @@
           <string/>
          </property>
          <property name="pixmap">
-          <pixmap resource="icons.qrc">:/Icons/skin/mascot.png</pixmap>
+          <pixmap resource="icons.qrc">:/icons/skin/mascot.png</pixmap>
          </property>
         </widget>
        </item>

src/gui/about_imp.h

@@ -67,7 +67,7 @@ class about : public QDialog, private Ui::AboutDlg{
               "</p></body></html>");
       lb_about->setText(aboutText);
       // Set icons
-      logo->setPixmap(QPixmap(QString::fromUtf8(":/Icons/skin/qbittorrent22.png")));
+      logo->setPixmap(QPixmap(QString::fromUtf8(":/icons/skin/qbittorrent22.png")));
       //Title
       lb_name->setText(QString::fromUtf8("<b><h1>qBittorrent")+QString::fromUtf8(" " VERSION"</h1></b>"));
       // Thanks