allow to set PYTHON_VERSION as env variable

fixed wrong library name

Author: florianlink

build/PythonQt.prf

@@ -11,5 +11,5 @@ CONFIG(debug, debug|release) {
   DEBUG_EXT = 
 }
 
-win32::LIBS += $$PWD/../liPythonQt-Qt5-Python$${PYTHON_VERSION}$${DEBUG_EXT}.lib
+win32::LIBS += $$PWD/../PythonQt-Qt5-Python$${PYTHON_VERSION}$${DEBUG_EXT}.lib
 unix::LIBS += -L$$PWD/../lib -lPythonQt-Qt5-Python$${PYTHON_VERSION}$${DEBUG_EXT}

build/python.prf

@@ -1,8 +1,13 @@
 # profile to include and link Python
 
+
 # Change this variable to your python version (2.6, 2.7, 3.3, ...)
-win32:PYTHON_VERSION=27
-unix:PYTHON_VERSION=2.7
+PYTHON_VERSION=$$(PYTHON_VERSION)
+isEmpty( PYTHON_VERSION ) {
+  win32:PYTHON_VERSION=27
+  unix:PYTHON_VERSION=2.7
+}
+
 
 macx {
   # for macx you need to have the Python development kit installed as framework
@@ -35,7 +40,7 @@ macx {
 } else:unix {
   # on linux, python-config is used to autodetect Python.
   # make sure that you have installed a matching python-dev package.
-  
-  unix:LIBS += $$system(python$${PYTHON_VERSION}-config --libs)
+  
+  unix:LIBS += $$system(python$${PYTHON_VERSION}-config --ldflags)
   unix:QMAKE_CXXFLAGS += $$system(python$${PYTHON_VERSION}-config --includes)
 }