global: correct shebang lines to refernce python3

also remove the odd encoding line which is not required in Py3

AntennaTracker/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     vehicle = bld.path.name

ArduCopter/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     vehicle = bld.path.name

ArduPlane/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     vehicle = bld.path.name

ArduSub/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     vehicle = bld.path.name

Blimp/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     vehicle = bld.path.name

Rover/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     vehicle = bld.path.name

Tools/FilterTestTool/BiquadFilter.py

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
+#!/usr/bin/env python3
 
 """ ArduPilot BiquadFilter
 

Tools/FilterTestTool/run_filter_test.py

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/PrintVersion.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 """
 Extract version information for the various vehicle types, print it

Tools/Replay/CheckLogs.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/Replay/check_replay.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/Replay/check_replay_branch.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/Replay/examples/rewrite-RFND-values-to-floats.py

@@ -1,4 +1,5 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
+
 '''In ArduPilot 4.7 the distance values were moved to float to
 facilitate supporting rangefinders with more than 327m of range.
 

Tools/ardupilotwaf/embed.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/autotest/check_autotest_speedup.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 '''
 Run autotest repeatedly at different speedups to help find best default speedup

Tools/autotest/fakepos.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 import errno
 import socket

Tools/autotest/logger_metadata/enum_parse.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 '''
 AP_FLAKE8_CLEAN

Tools/autotest/logger_metadata/parse.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 '''
 AP_FLAKE8_CLEAN

Tools/autotest/param_metadata/param_parse.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 '''Generates parameter metadata files suitable for consumption by
   ground control stations and various web services

Tools/autotest/param_metadata/rstemit.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/autotest/pysim/fg_display.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 import errno
 import socket

Tools/autotest/validate_board_list.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 '''
 Check Tools/bootloader/board_types.txt for problems

Tools/debug/crash_debugger.py

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/gittools/pre-commit.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 '''
 A script suitable for use as a git pre-commit hook to ensure your

Tools/scripts/battery_fit.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/build_bootloaders.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/build_examples.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # useful script to test the build of all example code
 # This helps when doing large merges

Tools/scripts/build_peripherals.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/build_tests/pretty_diff_size.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 '''
 This script intend to provide a pretty size diff between two binaries.

Tools/scripts/check_firmware_version.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/configure_all.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/convert_plane_PID.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/crc32.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/create_OEM_board.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 """
 script to automatically create a copy of a board for an OEM setup

Tools/scripts/decode_ICSR.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 '''
 decode an stm32 ICSR register value
 

Tools/scripts/decode_devid.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/decode_watchdog.py

@@ -1,4 +1,5 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
+
 '''
 decode an watchdog message
 

Tools/scripts/du32_change.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 """
 Parses a log file and shows how Copter's du32 changes over time

Tools/scripts/extract_features.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 """
 script to determine what features have been built into an ArduPilot binary

Tools/scripts/frame_sizes.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/gen_stable.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/generate_manifest.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 '''
 AP_FLAKE8_CLEAN

Tools/scripts/logic_decode_channels.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/mavlink_parse.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/param_check.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 """
 Parameter File Validation Script

Tools/scripts/playback_log_fg.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 '''
 play back an onboard log as a FlightGear FG NET stream

Tools/scripts/powr_change.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 """
 Parses a log file and shows how the power flags changed over time

Tools/scripts/rcda_decode.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/run_flake8.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 """
 Runs flake8 over Python files which contain a marker indicating

Tools/scripts/runcoptertest.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa