Fix #73; same idea, but using existing junit version upgrade from parent pom

Author: cowtowncoder

pom.xml

@@ -63,7 +63,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.9</version>
+      <version>${version.junit}</version>
       <scope>test</scope>
     </dependency>
   </dependencies>

src/main/java/com/fasterxml/jackson/datatype/jsr310/deser/JSR310DateTimeDeserializerBase.java

@@ -1,6 +1,5 @@
 package com.fasterxml.jackson.datatype.jsr310.deser;
 
-import java.time.ZoneId;
 import java.time.format.DateTimeFormatter;
 import java.util.Locale;
 

src/test/java/com/fasterxml/jackson/datatype/jsr310/TestLocalDateSerializationWithCustomFormatter.java

@@ -2,7 +2,8 @@
 
 import static org.hamcrest.core.IsEqual.equalTo;
 import static org.junit.Assert.assertThat;
-import static org.junit.internal.matchers.StringContains.containsString;
+
+import static org.hamcrest.core.StringContains.containsString;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.module.SimpleModule;

src/test/java/com/fasterxml/jackson/datatype/jsr310/TestLocalDateTimeSerializationWithCustomFormatter.java

@@ -2,7 +2,7 @@
 
 import static org.hamcrest.core.IsEqual.equalTo;
 import static org.junit.Assert.assertThat;
-import static org.junit.internal.matchers.StringContains.containsString;
+import static org.hamcrest.core.StringContains.containsString;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.module.SimpleModule;

src/test/java/com/fasterxml/jackson/datatype/jsr310/TestLocalTimeSerializationWithCustomFormatter.java

@@ -2,7 +2,7 @@
 
 import static org.hamcrest.core.IsEqual.equalTo;
 import static org.junit.Assert.assertThat;
-import static org.junit.internal.matchers.StringContains.containsString;
+import static org.hamcrest.core.StringContains.containsString;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.module.SimpleModule;

src/test/java/com/fasterxml/jackson/datatype/jsr310/TestYearMonthSerializationWithCustomFormatter.java

@@ -2,7 +2,7 @@
 
 import static org.hamcrest.core.IsEqual.equalTo;
 import static org.junit.Assert.assertThat;
-import static org.junit.internal.matchers.StringContains.containsString;
+import static org.hamcrest.core.StringContains.containsString;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.module.SimpleModule;

src/test/java/com/fasterxml/jackson/datatype/jsr310/TestZonedDateTimeSerializationWithCustomFormatter.java

@@ -15,7 +15,7 @@
 import java.util.Collection;
 
 import static org.junit.Assert.assertThat;
-import static org.junit.internal.matchers.StringContains.containsString;
+import static org.hamcrest.core.StringContains.containsString;
 
 @RunWith(Parameterized.class)
 public class TestZonedDateTimeSerializationWithCustomFormatter {