Update plugins_disabled/omnifocus.rb

2 changes:

1st - ensure that only valid characters are saved from omnifocus.  
If a completed task contains a bullet, for example, the dayone.rb 
script will fail at content.scan on line 6 with the following error:
in `scan': invalid byte sequence in US-ASCII (ArgumentError)

2nd - added the ability to show the number of completed tasks for the day in the output file.
added option to create an entry for tweets retweeted.
adding weight logging
Added BMI, water consumption

Added BMI logging, and optional (via config) water logging
Added BMI logging, optional Water logging
Merge pull request #107 from blackader/master

Updates to fitbit plugin
Merge pull request #106 from juliengrimault/twitter-retweet

Added option in twitter logger to create an entry for retweeted tweets.
Merge pull request #102 from pdoak/patch-1

Update plugins_disabled/omnifocus.rb
adding option to disable body measurements to FitbitPlugin
fixed issue with things plugin when using a different date format
Merge pull request #109 from drallgood/fitbitPlugin

Adding option to disable body measurements to FitbitPlugin
Merge pull request #110 from drallgood/thingsPlugin

Fixed issue with things plugin when using a different date format
Allow metric or imperial unit choice, fix bike name.
Merge pull request #113 from deadlyhifi/master

StravaLogger: Unit choice plus bike name fix
Fix crash caused by Strava activity name containing a percentage sign
flickrlogger breaks if you're missing a "photos" subdirectory
Make sure all the parent directories exist when we want to save an image
fixed an issue with the date calculation for the apple script (omnifocus plugin)
fixed an issue where the plugin fails with ruby 1.8.7 (omnifocus plugin)
messed up feed-normalizer
Added GithubCommitLogger which logs both Public and Private commit activity.
Merge pull request #120 from DavidBarry/master

Added plugin to log private and public Github commits.