Added Jucer files to the repository

JuceLibraryCode/jucer/JuceLibraryCode/JuceLibraryCode3.mm

JuceLibraryCode/jucer/JuceLibraryCode/JuceLibraryCode4.cpp

JuceLibraryCode/jucer/JuceLibraryCode/JuceLibraryCode4.mm

JuceLibraryCode/jucer/Jucer.jucer

JuceLibraryCode/jucer/Source/Application/jucer_Application.h

JuceLibraryCode/jucer/Source/Application/jucer_CommandIDs.h

...ibraryCode/jucer/Source/Application/jucer_CommonHeaders.h

...ucer/Source/Application/jucer_DocumentEditorComponent.cpp

.../jucer/Source/Application/jucer_DocumentEditorComponent.h

...e/jucer/Source/Application/jucer_FilePreviewComponent.cpp

...ode/jucer/Source/Application/jucer_FilePreviewComponent.h

...ibraryCode/jucer/Source/Application/jucer_JuceUpdater.cpp

JuceLibraryCode/jucer/Source/Application/jucer_JuceUpdater.h

JuceLibraryCode/jucer/Source/Application/jucer_Main.cpp

...LibraryCode/jucer/Source/Application/jucer_MainWindow.cpp

JuceLibraryCode/jucer/Source/Application/jucer_MainWindow.h

...de/jucer/Source/Application/jucer_OpenDocumentManager.cpp

...Code/jucer/Source/Application/jucer_OpenDocumentManager.h

...ryCode/jucer/Source/BinaryData/AudioPluginXCodeScript.txt

...LibraryCode/jucer/Source/BinaryData/brushed_aluminium.png