adding stream partial
added required assets for jquery tokrn input

modified:   Gemfile
modified:   app/assets/javascripts/application.js
modified:   app/assets/stylesheets/application.css.scss
added username at the top of the idea UI.
added json controller client and server
added route to json page
added custom css to the tag autocomplete
added tag autocomplete view 'cheers'
added bootstrap style

added css imported from bootstrap css attributes and used similar colors
Merge branch 'master' into C4_Hesham_36_IdeaStream
#88, infinite scrolling
#88, added documentation
Merge branch 'master' into my branch

includes notifications
.
Merge branch 'master' into num1

Conflicts:
	Idearator/Gemfile
adding ajax for filtering
fix small mistake
Merge branch 'C4_Hesham_36_IdeaStream' into num1

Conflicts:
	Idearator/Gemfile
	Idearator/Gemfile.lock
	Idearator/app/views/home/index.html.erb
	Idearator/lib/tasks/populate.rake
Removed sausage.js plugin and finished the IdeaStream UI #36.
Issue #85 , added dynamic filtering with multiple tags
small string fix