reorder dependencies for better transitive version selection (#140)

Author: elharo

google-cloud-core/pom.xml

@@ -20,21 +20,10 @@
   </properties>
   <dependencies>
     <dependency>
-      <groupId>junit</groupId>
-      <artifactId>junit</artifactId>
-      <scope>test</scope>
-    </dependency>
-    <dependency>
-      <groupId>org.easymock</groupId>
-      <artifactId>easymock</artifactId>
-      <scope>test</scope>
-    </dependency>
-    <dependency>
-      <groupId>org.objenesis</groupId>
-      <artifactId>objenesis</artifactId>
-      <scope>test</scope>
+      <groupId>com.google.guava</groupId>
+      <artifactId>guava</artifactId>
     </dependency>
-    <dependency>
+     <dependency>
       <groupId>com.google.api</groupId>
       <artifactId>gax</artifactId>
     </dependency>
@@ -78,11 +67,22 @@
       <groupId>com.google.protobuf</groupId>
       <artifactId>protobuf-java</artifactId>
     </dependency>
+
     <dependency>
-      <groupId>com.google.guava</groupId>
-      <artifactId>guava</artifactId>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.easymock</groupId>
+      <artifactId>easymock</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.objenesis</groupId>
+      <artifactId>objenesis</artifactId>
+      <scope>test</scope>
     </dependency>
-
     <dependency>
       <groupId>com.google.truth</groupId>
       <artifactId>truth</artifactId>