Merge pull request #195 from DylanLacey/master

Don't continue to wait for crashed Appium server

Author: bootstraponline

lib/appium_lib/common/helper.rb

@@ -37,6 +37,8 @@ def wait max_wait=30, interval=0.5, &block
         until (
         begin
           result = block.call || true
+        rescue Errno::ECONNREFUSED => e
+          raise e
         rescue Exception
         end)
           sleep interval
@@ -68,6 +70,8 @@ def wait_true max_wait=30, interval=0.5, &block
         until (
         begin
           result = block.call
+        rescue Errno::ECONNREFUSED => e
+          raise e
         rescue Exception
         end)
           sleep interval