Do not output a failing runner html on startup. (See #112)

The Rails error page is too large to print to the console, just
show a message that more diagnosis information is available
at the runner url, which was printed to the console one line above.

lib/guard/jasmine/util.rb

@@ -30,8 +30,10 @@ def runner_available?(options)
               available = response.code.to_i == 200
 
               unless available
-                ::Guard::Jasmine::Formatter.error "Jasmine test runner fails with response code #{ response.code }"
-                ::Guard::Jasmine::Formatter.error(response.body) if response.body
+                ::Guard::Jasmine::Formatter.error "Jasmine test runner failed with status #{ response.code }"
+                if response.body
+                  ::Guard::Jasmine::Formatter.error 'Please open the Jasmine runner in your browser for more information.'
+                end
               end
 
               available

spec/guard/jasmine/util_spec.rb

@@ -13,7 +13,7 @@
       end
 
       it 'does show that the runner is available' do
-        Guard::Jasmine::Formatter.should_receive(:info).with "Waiting for Jasmine test runner at http://localhost:8888/jasmine"
+        Guard::Jasmine::Formatter.should_receive(:info).with 'Waiting for Jasmine test runner at http://localhost:8888/jasmine'
         util.runner_available?({ :jasmine_url => 'http://localhost:8888/jasmine', :server_timeout => 15 })
       end
     end
@@ -27,7 +27,7 @@
         end
 
         it 'does show that the runner is not available' do
-          Guard::Jasmine::Formatter.should_receive(:error).with "Jasmine test runner isn't available: Connection refused"
+          Guard::Jasmine::Formatter.should_receive(:error).with 'Jasmine test runner isn\'t available: Connection refused'
           util.runner_available?({ :jasmine_url => 'http://localhost:8888/jasmine', :server_timeout => 15 })
         end
       end
@@ -40,7 +40,7 @@
         end
 
         it 'does show that the runner is not available' do
-          Guard::Jasmine::Formatter.should_receive(:error).with 'Jasmine test runner fails with response code 404'
+          Guard::Jasmine::Formatter.should_receive(:error).with 'Jasmine test runner failed with status 404'
           util.runner_available?({ :jasmine_url => 'http://localhost:8888/jasmine', :server_timeout => 15 })
         end
 
@@ -50,8 +50,8 @@
           end
 
           it 'outputs the body for further analysis' do
-            Guard::Jasmine::Formatter.should_receive(:error).with 'Jasmine test runner fails with response code 404'
-            Guard::Jasmine::Formatter.should_receive(:error).with 'Something bad happened'
+            Guard::Jasmine::Formatter.should_receive(:error).with 'Jasmine test runner failed with status 404'
+            Guard::Jasmine::Formatter.should_receive(:error).with 'Please open the Jasmine runner in your browser for more information.'
             util.runner_available?({ :jasmine_url => 'http://localhost:8888/jasmine', :server_timeout => 15 })
           end
         end