Misc. Typo fixes

Both user and non-user facing. Found via `codespell -q 3  -I ../pandas-whitelist.txt` whereby the whitelist consisted of: 
```
behaviour
indicies
initialise
initialised
initialising
resetted
thru
writeable
```

Author: luzpaz

appveyor.yml

@@ -11,7 +11,7 @@ matrix:
 environment:
   global:
     # SDK v7.0 MSVC Express 2008's SetEnv.cmd script will fail if the
-    # /E:ON and /V:ON options are not enabled in the batch script intepreter
+    # /E:ON and /V:ON options are not enabled in the batch script interpreter
     # See: http://stackoverflow.com/a/13751649/163740
     CMD_IN_ENV: "cmd /E:ON /V:ON /C .\\ci\\run_with_env.cmd"
     clone_folder: C:\projects\pandas

asv_bench/benchmarks/frame_ctor.py

@@ -4,7 +4,7 @@
 try:
     from pandas.tseries.offsets import Nano, Hour
 except ImportError:
-    # For compatability with older versions
+    # For compatibility with older versions
     from pandas.core.datetools import * # noqa
 
 from .pandas_vb_common import setup # noqa

asv_bench/benchmarks/pandas_vb_common.py

@@ -43,7 +43,7 @@ def remove(self, f):
     def teardown(self, *args, **kwargs):
         self.remove(self.fname)
 
-# Compatability import for lib
+# Compatibility import for lib
 for imp in ['pandas._libs.lib', 'pandas.lib', 'pandas_tseries']:
     try:
         lib = import_module(imp)

doc/source/_static/banklist.html

@@ -7,7 +7,7 @@
 <meta charset="UTF-8">
 <!-- Unicode character encoding -->
 <meta http-equiv="X-UA-Compatible" content="IE=edge">
-<!-- Turns off IE Compatiblity Mode -->
+<!-- Turns off IE Compatibility Mode -->
 <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
 <!-- Makes it so phones don't auto zoom out. -->
 <meta name="author" content="DRR">
@@ -4849,7 +4849,7 @@ <h1 class="page_title">Failed Bank List</h1>
 		<ul>
 			<li><a href="/about/freedom/" title="Freedom of Information Act (FOIA) Service Center">Freedom of Information Act (FOIA) Service Center</a></li>
 			<li><a href="/open/" title="FDIC Open Government Webpage">FDIC Open Government Webpage</a></li>
-			<li><a href="/about/diversity/nofear/" title="No FEAR Act Data">No  FEAR Act Data</a></li>
+			<li><a href="/about/diversity/nofear/" title="No FEAR Act Data">No FEAR Act Data</a></li>
 		</ul>
 	</div>
 	<div id="responsive_footer-small">

doc/source/api.rst

@@ -10,7 +10,7 @@ methods. In general, all classes and functions exposed in the top-level
 ``pandas.*`` namespace are regarded as public.
 
 Further some of the subpackages are public, including ``pandas.errors``,
-``pandas.plotting``, and ``pandas.testing``. Certain functions in the the
+``pandas.plotting``, and ``pandas.testing``. Certain functions in the
 ``pandas.io`` and ``pandas.tseries`` submodules are public as well (those
 mentioned in the documentation). Further, the ``pandas.api.types`` subpackage
 holds some public functions related to data types in pandas.

doc/source/basics.rst

@@ -946,7 +946,7 @@ Mixed Dtypes
 ++++++++++++
 
 When presented with mixed dtypes that cannot aggregate, ``.agg`` will only take the valid
-aggregations. This is similiar to how groupby ``.agg`` works.
+aggregations. This is similar to how groupby ``.agg`` works.
 
 .. ipython:: python
 

doc/source/computation.rst

@@ -237,7 +237,7 @@ These are created from methods on ``Series`` and ``DataFrame``.
    r = s.rolling(window=60)
    r
 
-These object provide tab-completion of the avaible methods and properties.
+These object provide tab-completion of the available methods and properties.
 
 .. code-block:: ipython
 

doc/source/conf.py

@@ -380,7 +380,7 @@
     'import pandas as pd',
     # This ensures correct rendering on system with console encoding != utf8
     # (windows). It forces pandas to encode its output reprs using utf8
-    # whereever the docs are built. The docs' target is the browser, not
+    # wherever the docs are built. The docs' target is the browser, not
     # the console, so this is fine.
     'pd.options.display.encoding="utf8"'
     ]

doc/source/contributing.rst

@@ -124,16 +124,16 @@ to build the documentation locally before pushing your changes.
 
 .. _contributiong.dev_c:
 
-Installing a C Complier
+Installing a C Compiler
 ~~~~~~~~~~~~~~~~~~~~~~~
 
 Pandas uses C extensions (mostly written using Cython) to speed up certain
 operations. To install pandas from source, you need to compile these C
-extensions, which means you need a C complier. This process depends on which
+extensions, which means you need a C compiler. This process depends on which
 platform you're using. Follow the `CPython contributing guidelines
 <https://docs.python.org/devguide/setup.html#build-dependencies>`_ for getting a
-complier installed. You don't need to do any of the ``./configure`` or ``make``
-steps; you only need to install the complier.
+compiler installed. You don't need to do any of the ``./configure`` or ``make``
+steps; you only need to install the compiler.
 
 For Windows developers, the following links may be helpful.
 
@@ -151,7 +151,7 @@ Let us know if you have any difficulties by opening an issue or reaching out on
 Creating a Python Environment
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
-Now that you have a C complier, create an isolated pandas development
+Now that you have a C compiler, create an isolated pandas development
 environment:
 
 - Install either `Anaconda <https://www.anaconda.com/download/>`_ or `miniconda

doc/source/developer.rst

@@ -40,7 +40,7 @@ where ``KeyValue`` is
    }
 
 So that a ``pandas.DataFrame`` can be faithfully reconstructed, we store a
-``pandas`` metadata key in the ``FileMetaData`` with the the value stored as :
+``pandas`` metadata key in the ``FileMetaData`` with the value stored as :
 
 .. code-block:: text