512190: update GSon version to 2.7

Change-Id: Ieae7b482e97d3f1fa4a1560510b483e63ece6ec6
Task-Url: https://bugs.eclipse.org/bugs/show_bug.cgi?id=512190
diff --git a/org.eclipse.mylyn.gerrit.core/META-INF/MANIFEST.MF b/org.eclipse.mylyn.gerrit.core/META-INF/MANIFEST.MF
index 0f3e62a..930f4d8 100644
--- a/org.eclipse.mylyn.gerrit.core/META-INF/MANIFEST.MF
+++ b/org.eclipse.mylyn.gerrit.core/META-INF/MANIFEST.MF
@@ -36,9 +36,9 @@
  com.google.gerrit.common.data;version="2.1.5",
  com.google.gerrit.prettify.common;version="2.1.5",
  com.google.gerrit.reviewdb;version="2.1.5",
- com.google.gson;version="[2.1.0,3.0.0)",
- com.google.gson.annotations;version="[2.1.0,3.0.0)",
- com.google.gson.reflect;version="[2.1.0,3.0.0)",
+ com.google.gson;version="[2.7.0,2.8.0)",
+ com.google.gson.annotations;version="[2.7.0,2.8.0)",
+ com.google.gson.reflect;version="[2.7.0,2.8.0)",
  com.google.gwt.user.client.rpc;version="2.0.4",
  com.google.gwtjsonrpc.client;version="1.2.4",
  com.google.gwtjsonrpc.client.impl.ser;version="1.2.4",
diff --git a/org.eclipse.mylyn.gerrit.tests/META-INF/MANIFEST.MF b/org.eclipse.mylyn.gerrit.tests/META-INF/MANIFEST.MF
index f8505c0..9c03738 100644
--- a/org.eclipse.mylyn.gerrit.tests/META-INF/MANIFEST.MF
+++ b/org.eclipse.mylyn.gerrit.tests/META-INF/MANIFEST.MF
@@ -31,7 +31,7 @@
 Import-Package: com.google.gerrit.common.data;version="2.1.5",
  com.google.gerrit.prettify.common;version="2.1.5",
  com.google.gerrit.reviewdb;version="2.1.5",
- com.google.gson.reflect;version="[2.1.0,3.0.0)",
+ com.google.gson.reflect;version="[2.7.0,2.8.0)",
  com.google.gwtjsonrpc.client;version="1.2.4",
  com.google.gwtjsonrpc.client.impl.ser;version="1.2.4",
  com.google.gwtjsonrpc.server;version="1.2.4",
diff --git a/org.eclipse.mylyn.gerrit.ui/META-INF/MANIFEST.MF b/org.eclipse.mylyn.gerrit.ui/META-INF/MANIFEST.MF
index 9cf086e..a0b3d70 100644
--- a/org.eclipse.mylyn.gerrit.ui/META-INF/MANIFEST.MF
+++ b/org.eclipse.mylyn.gerrit.ui/META-INF/MANIFEST.MF
@@ -45,7 +45,7 @@
 Import-Package: com.google.gerrit.common;version="2.1.5",
  com.google.gerrit.common.data;version="2.1.5",
  com.google.gerrit.reviewdb;version="2.1.5",
- com.google.gson;version="[2.1.0,3.0.0)",
+ com.google.gson;version="[2.7.0,2.8.0)",
  com.google.gwtjsonrpc.client;version="1.2.4",
  com.google.gwtorm.client;version="1.1.4",
  org.apache.commons.io;version="1.4.0"