Fix broken snapshot and proto tests (#512)

* fix snapshot tests

* ignore eclipse metadata

* reset some sample files

* fix prototest

Author: elharo

.gitignore

@@ -2,3 +2,7 @@ target/
 bin/
 *.iml
 .idea
+.project
+.settings
+.classpath
+

google-http-client-protobuf/pom.xml

@@ -47,7 +47,7 @@
         <artifactId>maven-protoc-plugin</artifactId>
         <version>0.4.2</version>
         <configuration>
-          <protocArtifact>com.google.protobuf:protoc:${project.protobuf-java.version}-build2:exe:${os.detected.classifier}</protocArtifact>
+          <protocArtifact>com.google.protobuf:protoc:${project.protobuf-java.version}:exe:${os.detected.classifier}</protocArtifact>
         </configuration>
         <executions>
           <execution>

google-http-client/src/test/java/com/google/api/client/http/HttpRequestTest.java

@@ -745,7 +745,8 @@ public LowLevelHttpRequest buildRequest(String method, String url) throws IOExce
     assertEquals(ImmutableList.of("a2", "b2", "c2"), lowLevelRequest.getHeaderValues("objlist"));
     assertEquals(ImmutableList.of("a1", "a2"), lowLevelRequest.getHeaderValues("r"));
     assertTrue(lowLevelRequest.getHeaderValues("accept-encoding").isEmpty());
-    assertEquals(ImmutableList.of("foo " + HttpRequest.USER_AGENT_SUFFIX),
+    assertEquals(ImmutableList.of("foo Google-HTTP-Java-Client/" 
+        + HttpRequest.VERSION + " (gzip)"), 
         lowLevelRequest.getHeaderValues("user-agent"));
     assertEquals(ImmutableList.of("b"), lowLevelRequest.getHeaderValues("a"));
     assertEquals(ImmutableList.of("VALUE"), lowLevelRequest.getHeaderValues("value"));
@@ -984,7 +985,8 @@ public void testExecute_curlLogger() throws Exception {
       if (message.startsWith("curl")) {
         found = true;
         assertEquals("curl -v --compressed -H 'Accept-Encoding: gzip' -H 'User-Agent: "
-            + HttpRequest.USER_AGENT_SUFFIX + "' -- 'http://google.com/#q=a'\"'\"'b'\"'\"'c'",
+            + "Google-HTTP-Java-Client/" + HttpRequest.VERSION + " (gzip)" 
+        	+ "' -- 'http://google.com/#q=a'\"'\"'b'\"'\"'c'",
             message);
       }
     }