Rename pywws.totwitter in documentation

Signed-off-by: Jim Easterbrook <jim@jim-easterbrook.me.uk>

src/doc/essentials/dependencies.rst

@@ -177,7 +177,7 @@ Normal uploading just uses Python's standard modules, but if you want to use sft
 Twitter updates
 ---------------
 
-The :py:mod:`pywws.totwitter` module can be used to send weather status messages to Twitter.
+The :py:mod:`pywws.service.twitter` module can be used to send weather status messages to Twitter.
 Posting to Twitter requires these modules:
 
 *  `python-twitter <https://github.com/bear/python-twitter>`_ v3.0 or higher
@@ -199,12 +199,6 @@ Posting to Twitter requires these modules:
 Note that ``tweepy`` appears to be the less reliable of the two.
 If you have problems, e.g. with character encoding, try installing ``python-twitter`` instead.
 
-.. versionchanged:: 13.10_r1086
-   reenabled use of ``tweepy`` library as an alternative to ``python-twitter``.
-
-.. versionchanged:: 13.06_r1023
-   pywws previously used the ``tweepy`` library instead of ``python-twitter`` and ``python-oauth2``.
-
 .. _dependencies-mqtt:
 
 MQTT

src/pywws/__init__.py

@@ -1,3 +1,3 @@
 __version__ = '18.8.0'
-_release = '1581'
-_commit = '126c231'
+_release = '1582'
+_commit = 'bf291f6'

src/pywws/service/twitter.py

@@ -127,7 +127,7 @@
 Now you are ready to run :py:mod:`pywws.service.twitter`. Using high
 verbosity shows you what's happening as it runs::
 
-    python -m pywws.totwitter -vv ~/weather/data tweet.txt
+    python -m pywws.service.twitter -vv ~/weather/data tweet.txt
 
 If this works, your new Twitter account will have posted its first
 weather report. (You can delete the tweet.txt file now.)