fix(docs): update migration guide logging example to use consistent quotation style

test(exchangestore): uncomment sleep in AbortExchangeTest to restore intended behavior

Author: predic8

core/src/test/java/com/predic8/membrane/core/exchangestore/AbortExchangeTest.java

@@ -81,7 +81,7 @@ public void doit() throws Exception {
         assertExchangeStoreHas(router.getExchangeStore(), 1, 0);
 
         IOUtils.copy(response.getBodyAsStream(), new ByteArrayOutputStream());
-//        sleep(100);
+        sleep(100);
 
         assertExchangeStoreHas(router.getExchangeStore(), 1, 1);
     }

docs/MIGRATION-GUIDE.md

@@ -47,7 +47,7 @@ use:
 
 ## 5. Logging
 
-Instead of `<log headerOnly='true'/>` use `<log body='false'/>`.
+Instead of `<log headerOnly="true"/>` use `<log body="false"/>`.
 
 ## 6. Scripting