Style fixes

Calm pyflakes by using identifiers, and change hexversion to version.major.

lslopt/lslbasefuncs.py

@@ -1982,3 +1982,5 @@ def llXorBase64StringsCorrect(s, xor):
         if xor[i] == b'\x00':
             i = 0
     return b64encode(ret).decode('utf8')
+
+lslbasefuncs_used = True

lslopt/lslcommon.py

@@ -19,6 +19,7 @@
 
 import sys
 from strutil import *
+strutil_used
 
 _exclusions = frozenset(('nt','t','name','value','ch', 'X','SEF'))
 

lslopt/lslfuncs.py

@@ -20,3 +20,4 @@
 from lslopt.lslbasefuncs import *
 from lslopt.lsljson import *
 from lslopt.lslextrafuncs import *
+lslbasefuncs_used

lslopt/lslparse.py

@@ -23,6 +23,7 @@
 from lslopt.lslcommon import Key, Vector, Quaternion, types, nr
 from lslopt import lslcommon, lslfuncs
 from strutil import *
+strutil_used
 import re
 
 # Note this module was basically written from bottom to top, which may help