Merge branch 'cassandra-3.0' into cassandra-3.11

CHANGES.txt

@@ -2,6 +2,7 @@
  * Validate existence of DCs when repairing (CASSANDRA-17407)
  * dropping of a materialized view creates a snapshot with dropped- prefix (CASSANDRA-17415)
 Merged from 3.0:
+ * Require ant >= 1.10 (CASSANDRA-17428)
  * Disallow CONTAINS for UPDATE and DELETE (CASSANDRA-15266)
  * filter out NULL_VERSION entries from peers table in ConfiguredLimit (CASSANDRA-16518)
  * Suppress inapplicable CVEs (CASSANDRA-17368)

build.xml

@@ -18,6 +18,15 @@
          xmlns:artifact="antlib:org.apache.maven.artifact.ant"
          xmlns:if="ant:if"
          xmlns:unless="ant:unless">
+
+    <fail message="You need to use Ant of version at least 1.10 to continue.">
+      <condition>
+        <not>
+          <antversion atleast="1.10"/>
+        </not>
+      </condition>
+    </fail>
+
     <property environment="env"/>
     <property file="build.properties" />
     <property file="build.properties.default" />