remove extra newlines from python files

Remove all of the ending newlines at the end of the file, since this is
apparently against pep8.

chars.py

@@ -277,4 +277,3 @@ jap_chars.update({
 for key, value in jap_chars.items():
     if key not in chars.keys():
         chars[key] = value
-

comparator.py

@@ -265,4 +265,3 @@ for blob in found_blobs:
 print "Found " + str(len(found_blobs)) + " possibly copied functions."
 
 print [hex(x) for x in found_blobs[10].locations]
-

crystal.py

@@ -7627,4 +7627,3 @@ main = run_main
 # when you load the module.. parse everything
 if __name__ == "crystal":
     pass
-

dump_sections.py

@@ -127,4 +127,3 @@ if __name__ == "__main__":
 
     # dump everything to stdout
     sys.stdout.write(output)
-

gfx.py

@@ -1669,4 +1669,3 @@ if __name__ == "__main__":
 
     elif argv[1] == '2bpp-to-png':
         to_png(argv[2])
-

interval_map.py

@@ -101,4 +101,3 @@ class IntervalMap(object):
                     v
                 ))
         return '{'+', '.join(s)+'}'
-

item_constants.py

@@ -238,4 +238,3 @@ def generate_item_constants():
         while len(item)<13: item+= " "
         output += item + " EQU " + val + "\n"
     return output
-

labels.py

@@ -169,4 +169,3 @@ def get_label_from_line(line):
     #split up the line
     label = line.split(":")[0]
     return label
-

pksv.py

@@ -312,4 +312,3 @@ pksv_crystal_unknowns = [
     0xF0, 0xF1, 0xF2, 0xF3, 0xF4, 0xF5, 0xF6, 0xF7, 0xF8,
     0xFA, 0xFB, 0xFC, 0xFD, 0xFE, 0xFF,
 ]
-

pointers.py

@@ -22,4 +22,3 @@ def calculate_pointer(short_pointer, bank=None):
         bank = 0
     pointer = short_pointer + (bank * 0x4000)
     return pointer
-

tests.py

@@ -1012,4 +1012,3 @@ def run_tests(): # rather than unittest.main()
 # run the unit tests when this file is executed directly
 if __name__ == "__main__":
     run_tests()
-

vba.py

@@ -1064,4 +1064,3 @@ class TestWriter(unittest.TestCase):
 
 if __name__ == "__main__":
     unittest.main()
-

vba_keyboard.py

@@ -560,4 +560,3 @@ def plan_typing(text, current="A"):
             buttons.append("a")
             current = target
     return buttons
-