create get_past_trends method in trend model
make get_past_trends method one line
remove argument from get_past_trends method
account for duplicate trends in recent trends view
add view all trends list that shows and hides all trends
Merge pull request #24 from danielleadams/js_enhancements

Js enhancements
Add tweetstream gem
add on-hover pointer to add and remove trend buttons
Set up daemon to create tweets based on twitter stream
Merge with most recent code
add fixed map on scroll through all trends
Add code for script to run daemon that automatically saves tweets from current trends when they have a geolocation tag
Change Trend#update_tweets to utilize both the REST API and Streaming API from twitter
Merge pull request #26 from kz363/kevin/twitterstream

Kevin/twitterstream
Merge pull request #25 from danielleadams/fixed_page_elements

Fixed page elements
Merge branch 'master' of https://github.com/cicadas-2014/EmotionAll into rspec_models_trends
removes unnecessary file