added public activities on friend creating
Merge pull request #50 from loed-idzinga/karma

added new styling
Merge pull request #51 from loed-idzinga/public_activity

Public activity
Add userhash to user
Merge branch 'master' of github.com:loed-idzinga/lifefire into karma

Conflicts:
	Gemfile.lock
	app/models/sport.rb
	app/views/analysis/index.html.slim
	db/schema.rb