Removed legacy qmake files

DbGuiLib.pro

@@ -1,37 +0,0 @@
-QT += core gui widgets
-
-PROJECT_ROOT = ../..
-
-TARGET = dbgui
-
-DEFINES += DBGUILIB_LIBRARY
-
-SOURCES += ledindicator.cpp \
-    matrix4x4widget.cpp \
-    quaternionwidget.cpp \
-    urlwidget.cpp \
-    vector2dwidget.cpp \
-    vector3dwidget.cpp \
-    vector4dwidget.cpp \
-    stringlistwidget.cpp \
-    editorfactory.cpp
-
-HEADERS += dbguilib_global.h \
-           ledindicator.h \
-    limitedspinbox.h \
-    matrix4x4widget.h \
-    quaternionwidget.h \
-    urlwidget.h \
-    vector2dwidget.h \
-    vector3dwidget.h \
-    vector4dwidget.h \
-    stringlistwidget.h \
-    editorfactory.h
-
-FORMS += qstringlistwidget.ui
-
-RESOURCES +=
-
-TRANSLATIONS +=
-
-include($${PROJECT_ROOT}/lib.pri)