rename configParser to config_parser

CamelCase does not bode well in Python land, so it's best we rename
these ill-named files before the Guidoists get us and throw us into
a damp dungeon.

docs/contributing.rst

@@ -86,7 +86,7 @@ Let's take a closer look at the ``overviewer_core/`` directory:
 * ``cache.py`` implements a Least-Recently-Used (LRU) cache, which is used for
   caching chunks in memory as the rendering happens.
 
-* ``configParser.py`` contains some code that sets up how the config is parsed,
+* ``config_parser.py`` contains some code that sets up how the config is parsed,
   but is not really involved in the definitions of individual settings therein.
 
 * ``dispatcher.py`` is the code that sets up multiprocessing, so Overviewer can

overviewer.py

@@ -39,7 +39,7 @@ from overviewer_core import util
 from overviewer_core import logger
 from overviewer_core import textures
 from overviewer_core import optimizeimages, world
-from overviewer_core import configParser, tileset, assetmanager, dispatcher
+from overviewer_core import config_parser, tileset, assetmanager, dispatcher
 from overviewer_core import cache
 from overviewer_core import observer
 from overviewer_core.nbt import CorruptNBTError
@@ -291,7 +291,7 @@ def main():
     #########################################################################
     # These two halfs of this if statement unify config-file mode and
     # command-line mode.
-    mw_parser = configParser.MultiWorldParser()
+    mw_parser = config_parser.MultiWorldParser()
 
     if not args.config:
         # No config file mode.
@@ -326,7 +326,7 @@ def main():
         # Parse the config file
         try:
             mw_parser.parse(os.path.expanduser(args.config))
-        except configParser.MissingConfigException as e:
+        except config_parser.MissingConfigException as e:
             # this isn't a "bug", so don't print scary traceback
             logging.error(str(e))
             util.nice_exit(1)

overviewer_core/aux_files/genPOI.py

@@ -31,7 +31,7 @@ from contextlib import closing
 from multiprocessing import Pool
 from argparse import ArgumentParser
 
-from overviewer_core import configParser, logger, nbt, world
+from overviewer_core import config_parser, logger, nbt, world
 from overviewer_core.files import FileReplacer, get_fs_caps
 
 UUID_LOOKUP_URL = 'https://sessionserver.mojang.com/session/minecraft/profile/'
@@ -96,7 +96,7 @@ bucketChunkFuncs = {}
 def initBucketChunks(config_path):
     global bucketChunkFuncs
 
-    mw_parser = configParser.MultiWorldParser()
+    mw_parser = config_parser.MultiWorldParser()
     mw_parser.parse(config_path)
     # ought not to fail since we already did it once
     config = mw_parser.get_validated_config()
@@ -460,10 +460,10 @@ def main():
         logger.configure(logging.WARN, False)
 
     # Parse the config file
-    mw_parser = configParser.MultiWorldParser()
+    mw_parser = config_parser.MultiWorldParser()
     try:
         mw_parser.parse(args.config)
-    except configParser.MissingConfigException:
+    except config_parser.MissingConfigException:
         parser.error("The configuration file '{}' does not exist.".format(args.config))
     try:
         config = mw_parser.get_validated_config()

test/test_settings.py

@@ -1,7 +1,7 @@
 import unittest
 from collections import OrderedDict
 
-from overviewer_core import configParser
+from overviewer_core import config_parser
 from overviewer_core.settingsValidators import ValidationException
 
 from overviewer_core import world
@@ -11,11 +11,11 @@ from overviewer_core import rendermodes
 class SettingsTest(unittest.TestCase):
     
     def setUp(self):
-        self.s = configParser.MultiWorldParser()
+        self.s = config_parser.MultiWorldParser()
     
     def test_missing(self):
         "Validates that a non-existant settings.py causes an exception"
-        self.assertRaises(configParser.MissingConfigException, self.s.parse, "doesnotexist.py")
+        self.assertRaises(config_parser.MissingConfigException, self.s.parse, "doesnotexist.py")
 
     def test_existing_file(self):
         self.s.parse("test/data/settings/settings_test_1.py")
@@ -41,7 +41,7 @@ class SettingsTest(unittest.TestCase):
         to do it from a file
         
         """
-        fromfile = configParser.MultiWorldParser()
+        fromfile = config_parser.MultiWorldParser()
         fromfile.parse("test/data/settings/settings_test_1.py")
 
         self.s.set_config_item("worlds", {