Don't set unique flag for things that don't have it.

tests/feeds_mapper_taxonomy.test

@@ -88,17 +88,14 @@ class FeedsMapperTaxonomyTestCase extends FeedsMapperTestCase {
         0 => array(
           'source' => 'title',
           'target' => 'title',
-          'unique' => FALSE,
         ),
         1 => array(
           'source' => 'description',
           'target' => 'body',
-          'unique' => FALSE,
         ),
         2 => array(
           'source' => 'timestamp',
           'target' => 'created',
-          'unique' => FALSE,
         ),
         3 => array(
           'source' => 'url',

tests/feeds_processor_node.test

@@ -44,12 +44,10 @@ class FeedsRSStoNodesTest extends FeedsWebTestCase {
         2 => array(
           'source' => 'description',
           'target' => 'body',
-          'unique' => FALSE,
         ),
         3 => array(
           'source' => 'timestamp',
           'target' => 'created',
-          'unique' => FALSE,
         ),
         4 => array(
           'source' => 'url',

tests/feeds_processor_user.test

@@ -44,12 +44,10 @@ class FeedsCSVtoUsersTest extends FeedsWebTestCase {
       2 => array(
         'source' => 'since',
         'target' => 'created',
-        'unique' => FALSE,
       ),
       3 => array(
         'source' => 'password',
         'target' => 'pass',
-        'unique' => 0,
       ),
     );
     $this->addMappings('user_import', $mappings);

tests/feeds_scheduler.test

@@ -34,12 +34,10 @@ class FeedsSchedulerTestCase extends FeedsWebTestCase {
         1 => array(
           'source' => 'description',
           'target' => 'body',
-          'unique' => FALSE,
         ),
         2 => array(
           'source' => 'timestamp',
           'target' => 'created',
-          'unique' => FALSE,
         ),
         3 => array(
           'source' => 'url',