Simplify jasmine.yml since we're using jasmine-rails gem

A lot of these values are handled by the asset pipeline.

spec/javascripts/support/jasmine.yml

-# path to parent directory of src_files
-# relative path from Rails.root
-# defaults to app/assets/javascripts
-src_dir: "app/assets/javascripts"
-
-# path to additional directory of source file that are not part of assets pipeline and need to be included
-# relative path from Rails.root
-# defaults to []
-# include_dir:
-#   - ../mobile_app/public/js
-
-# path to parent directory of css_files
-# relative path from Rails.root
-# defaults to app/assets/stylesheets
-css_dir: "app/assets/stylesheets"
-
-# list of file expressions to include as source files
-# relative path from src_dir
-src_files:
- - "application.{js.coffee,js,coffee}"
-
-# list of file expressions to include as css files
-# relative path from css_dir
-css_files:
-
 # path to parent directory of spec_files
 # relative path from Rails.root
 #
@@ -43,8 +18,3 @@ helpers:
 # relative path from spec_dir
 spec_files:
   - "**/*[Ss]pec.{js.coffee,js,coffee}"
-
-# path to directory of temporary files
-# (spec runner and asset cache)
-# defaults to tmp/jasmine
-tmp_dir: "tmp/jasmine"