update to python3

set python version to 3
fix mixed tab/space indentation

python/decoder_compare.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 # 
 # Copyright 2017 <+YOU OR YOUR COMPANY+>.

python/qa_rds_parser_table_qt.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 # 
 # Copyright 2017 <+YOU OR YOUR COMPANY+>.

python/qa_tmc_parser.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 # 
 # Copyright 2017 <+YOU OR YOUR COMPANY+>.

python/rds_parser_table_qt.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 #
 # Copyright 2016 <+YOU OR YOUR COMPANY+>.

python/rds_table_qt.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 # 
 # Copyright 2016 <+YOU OR YOUR COMPANY+>.

python/station_search.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 # 
 # Copyright 2016 <+YOU OR YOUR COMPANY+>.

python/stream_selector.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 # 
 # Copyright 2017 <+YOU OR YOUR COMPANY+>.

python/tmc_classes.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 #
 # Copyright 2017 <+YOU OR YOUR COMPANY+>.

python/tmc_parser.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 # 
 # Copyright 2017 <+YOU OR YOUR COMPANY+>.

python/variable_setter.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 # 
 # Copyright 2017 <+YOU OR YOUR COMPANY+>.

python/vector_cutter.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 # 
 # Copyright 2017 <+YOU OR YOUR COMPANY+>.