Fixed some small typos in the documentation.

Signed-off-by: Armin Ronacher <armin.ronacher@active-4.com>

docs/config.rst

@@ -208,7 +208,7 @@ configuration::
     class DevelopmentConfig(Config):
         DEBUG = True
 
-    class TestinConfig(Config):
+    class TestingConfig(Config):
         TESTING = True
 
 To enable such a config you just have to call into

docs/errorhandling.rst

@@ -105,7 +105,7 @@ above, just make sure to use a lower setting (I would recommend
 
     if not app.debug:
         import logging
-        from themodule import TheHandler YouWant
+        from themodule import TheHandlerYouWant
         file_handler = TheHandlerYouWant(...)
         file_handler.setLevel(logging.WARNING)
         app.logger.addHandler(file_handler)

docs/extensiondev.rst

@@ -288,12 +288,12 @@ extension to be approved you have to follow these guidelines:
 
 1.  An approved Flask extension must provide exactly one package or module
     inside the `flaskext` namespace package.
-2.  It must ship a testsuite that can either be invoked with ``make test``
+2.  It must ship a testing suite that can either be invoked with ``make test``
-    or ``python setup.py test``.  For testsuites invoked with ``make
+    or ``python setup.py test``.  For test suites invoked with ``make
     test`` the extension has to ensure that all dependencies for the test
     are installed automatically, in case of ``python setup.py test``
     dependencies for tests alone can be specified in the `setup.py`
-    file.  The testsuite also has to be part of the distribution.
+    file.  The test suite also has to be part of the distribution.
 3.  APIs of approved extensions will be checked for the following
     characteristics:
 

docs/security.rst

@@ -110,7 +110,7 @@ stuff.  Unfortunately that protection is only there for
 generate JSON.
 
 So what is the issue and how to avoid it?  The problem are arrays at
-toplevel in JSON.  Imagine you send the following data out in a JSON
+top-level in JSON.  Imagine you send the following data out in a JSON
 request.  Say that's exporting the names and email addresses of all your
 friends for a part of the user interface that is written in JavaScript.
 Not very uncommon:
@@ -156,7 +156,7 @@ possible to patch constructors and register callbacks for setters.  An
 attacker can use this (like above) to get all the data you exported in
 your JSON file.  The browser will totally ignore the ``application/json``
 mimetype if ``text/javascript`` is defined as content type in the script
-tag and evaluate that as JavaScript.  Because toplevel array elements are
+tag and evaluate that as JavaScript.  Because top-level array elements are
 allowed (albeit useless) and we hooked in our own constructor, after that
 page loaded the data from the JSON response is in the `captured` array.
 

docs/styleguide.rst

@@ -91,7 +91,7 @@ General whitespace rules:
     value = my_list[ index ]
     value = my_dict ['key']
 
-Yoda statements are a nogo:
+Yoda statements are a no-go:
   Never compare constant with variable, always variable with constant:
 
   Good::