Add install rule for plugins

Change-Id: Icd204cd7eb53af73fcaec3af41b4881592e0d044
Reviewed-on: http://codereview.qt.nokia.com/1919
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Michael Goddard <michael.goddard@nokia.com>

src/plugins/audiocapture/audiocapture.pro

@@ -23,3 +23,6 @@ SOURCES += audioencodercontrol.cpp \
     audiocaptureservice.cpp \
     audiocaptureserviceplugin.cpp \
     audiocapturesession.cpp
+
+target.path += $$[QT_INSTALL_PLUGINS]/$${PLUGIN_TYPE}
+INSTALLS += target

src/plugins/directshow/directshow.pro

@@ -21,3 +21,6 @@ SOURCES += dsserviceplugin.cpp
 
 include (player/player.pri)
 include (camera/camera.pri)
+
+target.path += $$[QT_INSTALL_PLUGINS]/$${PLUGIN_TYPE}
+INSTALLS += target

src/plugins/gstreamer/gstreamer.pro

@@ -92,3 +92,6 @@ include(mediacapture/mediacapture.pri)
 contains(gstreamer-photography_enabled, yes) {
     include(camerabin/camerabin.pri)
 }
+
+target.path += $$[QT_INSTALL_PLUGINS]/$${PLUGIN_TYPE}
+INSTALLS += target

src/plugins/m3u/m3u.pro

@@ -11,3 +11,6 @@ DESTDIR = $$QT.multimediakit.plugins/$${PLUGIN_TYPE}
 HEADERS += qm3uhandler.h
 SOURCES += main.cpp \
            qm3uhandler.cpp
+
+target.path += $$[QT_INSTALL_PLUGINS]/$${PLUGIN_TYPE}
+INSTALLS += target

src/plugins/pulseaudio/pulseaudio.pro

@@ -24,3 +24,6 @@ SOURCES += qpulseaudioplugin.cpp \
            qaudioinput_pulse.cpp \
            qpulseaudioengine.cpp \
            qpulsehelpers.cpp
+
+target.path += $$[QT_INSTALL_PLUGINS]/$${PLUGIN_TYPE}
+INSTALLS += target

src/plugins/qt7/qt7.pro

@@ -56,3 +56,6 @@ OBJECTIVE_SOURCES += \
 }
 
 include(mediaplayer/mediaplayer.pri)
+
+target.path += $$[QT_INSTALL_PLUGINS]/$${PLUGIN_TYPE}
+INSTALLS += target

src/plugins/v4l/v4l.pro

@@ -11,3 +11,6 @@ HEADERS += v4lserviceplugin.h
 SOURCES += v4lserviceplugin.cpp
 
 include(radio/radio.pri)
+
+target.path += $$[QT_INSTALL_PLUGINS]/$${PLUGIN_TYPE}
+INSTALLS += target