avoid overriding browser configuration by jasmine's configuration

https://github.com/pivotal/jasmine-gem/blob/v1.3.2/lib/jasmine/run_specs.rb#L20
Merge branch 'avoid_overriding_browser_configuration' of github.com:enrapt-mochizuki/sauce_ruby

Conflicts:
	gems/sauce-jasmine/lib/sauce/jasmine.rb
updated spec to match change to architecture