fix the amount of seconds in 1 minute, 10 minutes, 1 hour
make global config rails 4.1 secrets.yml compatible #121
update changelog for config/secrets.yml update
update to ruby 2.0.0
fix tests
skip raise for config/secrets.yml in test env
specify ruby v2.0.0 in Gemfile and heroku dependencies
add secrets.yml to source control

* following rails 4.1 secrets.yml approach
change config keys to more easily map to ENV vars


Current conversations about this topic, including wether to add secrets.ymlto source control by default:

* https://github.com/rails/rails/pull/13388
* https://github.com/rails/rails/pull/13463

I expect to support something more closely to the [figaro](https://github.com/laserlemon/figaro)
gem in the future. For now I wait until Rails 4.1 is released.
remove obsolete injected dependencies
fix asset minification on production
Update sensu.rb

Fixed typo. SESNSU -> SENSU
fix undefined method `datapoints_svg_url' for nil:NilClass
Numerical widget percentage values now show the correct percentage and no longer show NaN and INF when dealing with a previous value of 0.
Fix form validation so users can change range limits in the meter widget.
Allow hiding UI elements with a new "minimalui" query parameter.  Also fixes missing toolbar after exiting fullscreen.
Fix missing alert labels. Angular 1.2 uses ng-bind-html even for unsafe html data.
update debugger gem, travis ci build breaks