Fixes bugs with streams package removal and background on animations.
Merge pull request #9 from fangari/tweet_posting

Fixes bugs with streams package removal and background on animations.
Updates gitignore and meteor version information.
Adds support for different audience routes.

Adds support to get different information for pledges forms and wordclouds. The
user need to navigate to the usual route plus /children to get the children's
view.
Modifies fixtures so that it reads the information from json files.
Adds template to handle selectable words for the wordcloud
Adds character counter to submission forms.