GUI for --disable-wallet compiles and -disablewallet mode

There is not much in the GUI to be done without wallet,
though it's possible to change options, watch the sync process,
and use the debug console.

So embed the debug console in the main window.

src/qt/Makefile.am

@@ -150,24 +150,56 @@ RES_ICONS = res/icons/bitcoin.png res/icons/address-book.png \
   res/icons/qrcode.png res/icons/debugwindow.png res/icons/bitcoin.ico \
   res/icons/bitcoin_testnet.ico
 
-BITCOIN_QT_CPP = aboutdialog.cpp addressbookpage.cpp \
-  addresstablemodel.cpp askpassphrasedialog.cpp bitcoinaddressvalidator.cpp \
-  bitcoinamountfield.cpp bitcoin.cpp bitcoingui.cpp \
-  bitcoinunits.cpp clientmodel.cpp \
+BITCOIN_QT_CPP = \
+  aboutdialog.cpp \
+  bitcoinaddressvalidator.cpp \
+  bitcoinamountfield.cpp \
+  bitcoin.cpp \
+  bitcoingui.cpp \
+  bitcoinunits.cpp \
+  clientmodel.cpp \
+  csvmodelwriter.cpp \
+  guiutil.cpp \
+  intro.cpp \
+  monitoreddatamapper.cpp \
+  notificator.cpp \
+  optionsdialog.cpp \
+  optionsmodel.cpp \
+  qvalidatedlineedit.cpp \
+  qvaluecombobox.cpp \
+  rpcconsole.cpp \
+  signverifymessagedialog.cpp \
+  splashscreen.cpp \
+  trafficgraphwidget.cpp
+
+if ENABLE_WALLET
+BITCOIN_QT_CPP += \
+  addressbookpage.cpp \
+  addresstablemodel.cpp \
+  askpassphrasedialog.cpp \
   coincontroldialog.cpp \
   coincontroltreewidget.cpp \
-  csvmodelwriter.cpp editaddressdialog.cpp \
-  guiutil.cpp intro.cpp monitoreddatamapper.cpp notificator.cpp \
+  editaddressdialog.cpp \
   openuridialog.cpp \
-  optionsdialog.cpp optionsmodel.cpp overviewpage.cpp paymentrequestplus.cpp \
-  paymentserver.cpp qvalidatedlineedit.cpp qvaluecombobox.cpp \
-  receivecoinsdialog.cpp receiverequestdialog.cpp \
+  overviewpage.cpp \
+  paymentrequestplus.cpp \
+  paymentserver.cpp \
+  receivecoinsdialog.cpp \
+  receiverequestdialog.cpp \
   recentrequeststablemodel.cpp \
-  rpcconsole.cpp sendcoinsdialog.cpp sendcoinsentry.cpp \
-  signverifymessagedialog.cpp splashscreen.cpp trafficgraphwidget.cpp transactiondesc.cpp \
-  transactiondescdialog.cpp transactionfilterproxy.cpp transactionrecord.cpp \
-  transactiontablemodel.cpp transactionview.cpp walletframe.cpp \
-  walletmodel.cpp walletmodeltransaction.cpp walletview.cpp
+  sendcoinsdialog.cpp \
+  sendcoinsentry.cpp \
+  transactiondesc.cpp \
+  transactiondescdialog.cpp \
+  transactionfilterproxy.cpp \
+  transactionrecord.cpp \
+  transactiontablemodel.cpp \
+  transactionview.cpp \
+  walletframe.cpp \
+  walletmodel.cpp \
+  walletmodeltransaction.cpp \
+  walletview.cpp
+endif
 
 RES_IMAGES = res/images/about.png res/images/splash.png \
   res/images/splash_testnet.png
@@ -203,7 +235,11 @@ endif
 bitcoin_qt_CPPFLAGS = $(AM_CPPFLAGS) $(QT_INCLUDES) \
   -I$(top_srcdir)/src/qt/forms
 bitcoin_qt_SOURCES = bitcoin.cpp
-bitcoin_qt_LDADD = libbitcoinqt.a $(LIBBITCOIN_SERVER) $(LIBBITCOIN_WALLET) $(LIBBITCOIN_CLI) $(LIBBITCOIN_COMMON) $(LIBLEVELDB) $(LIBMEMENV) \
+bitcoin_qt_LDADD = libbitcoinqt.a $(LIBBITCOIN_SERVER)
+if ENABLE_WALLET
+bitcoin_qt_LDADD += $(LIBBITCOIN_WALLET)
+endif
+bitcoin_qt_LDADD += $(LIBBITCOIN_CLI) $(LIBBITCOIN_COMMON) $(LIBLEVELDB) $(LIBMEMENV) \
   $(BOOST_LIBS) $(QT_LIBS) $(QT_DBUS_LIBS) $(QR_LIBS) $(PROTOBUF_LIBS) $(BDB_LIBS)
 
 # forms/foo.h -> forms/ui_foo.h