Added unreleased migrations directory

src/main/resources/ca/corefacility/bioinformatics/irida/database/changesets/unreleased/all-changes.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<databaseChangeLog xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+                   xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
+                   xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.1.xsd">
+</databaseChangeLog>

src/main/resources/ca/corefacility/bioinformatics/irida/database/changesets/unreleased/set-default-sample-objects.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<databaseChangeLog xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
+                   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+                   xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog
+         http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.1.xsd">
+    <changeSet id="set-default-sample-objects" author="deep">
+        <sql>
+            UPDATE sample AS t, (SELECT * FROM sample s LEFT JOIN (SELECT id as sequencing_object_id, sample_id FROM sample_sequencingobject) sso ON sso.sample_id=s.id LEFT JOIN (select id as pair_id from sequence_file_pair) sfp ON sso.sequencing_object_id = sfp.pair_id WHERE s.id=t.id ORDER BY ISNULL(sfp.pair_id), sfp.pair_id ASC LIMIT 1) AS l SET t.default_sequencing_object=l.pair_id WHERE t.id=37 AND t.default_sequencing_object IS NULL;
+        </sql>
+    </changeSet>
+</databaseChangeLog>