Don't force debug builds in qmake project files.

When creating makefiles with qmake one needs to give the target in command
line. E.g.
  $ qmake -config debug
or
  $ qmake -config release

For Visual studio projects both targets are generated by just running the
qmake command without switches.

gui/gui.pro

@@ -10,7 +10,7 @@ INCLUDEPATH += .
 RCC_DIR = temp
 MOC_DIR = temp
 OBJECTS_DIR = temp
-CONFIG += warn_on debug
+CONFIG += warn_on
 RESOURCES = gui.qrc
 FORMS = main.ui \
 	resultsview.ui \

readme.txt

@@ -18,9 +18,14 @@ Compiling
   The Makefile works under Linux.
   To make it work under Windows with DJGPP, change "g++" to "gxx".
 
+  To build cppcheck with qmake, run the commands:
+  cd src
+  qmake -config release (or '-config debug' if doing developer build)
+  make
+
   To compile the GUI one needs Qt development libraries and issue the following commands:
   cd gui
-  qmake
+  qmake -config release (or '-config debug' if doing developer build)
   lrelease gui.pro
   make
 

src/src.pro

@@ -7,7 +7,7 @@ TARGET = cppcheck
 DEPENDPATH += .
 INCLUDEPATH += .
 OBJECTS_DIR = temp
-CONFIG += warn_on debug
+CONFIG += warn_on
 QT -= gui core
 
 # Input