use TwitterConcern in the twitter_stream_agent; cleanup unused memory; add specs
add a transaction around event receiving
allow events to expire; fix spec
add expires_at as attr_accessible
allow filter aliases (groups)
Update PeakDetectorAgent options and change it so that it detects peaks on the rise instead of fall.
fix stream to work with filter groups
in website agent with type json, allow extract to be blank; in which case, the entire json object will be stored as the payload
DRYed up website_agent code a bit
Merge pull request #107 from albertsun/full-json-website-agent

Website Agent Improvement
bump ruby version to avoid cve-2013-4164
Merge branch 'master' of github.com:cantino/huginn
Merge pull request #103 from cantino/refactor_twitter_stream

Cleanup TwitterStreamAgent and add specs
Merge pull request #104 from cantino/transactionally_schedule

Add better event handling (expiration) and transactions
Merge pull request #106 from cantino/refactor_peak_detecter

Update PeakDetectorAgent
update to ruby 2.0 in example deployment file
Merge branch 'master' of github.com:cantino/huginn
Add a Bitdeli badge to README
Merge pull request #109 from bitdeli-chef/master

Add a Bitdeli Badge to README