add Maven repositories (#355)

pom.xml

@@ -34,11 +34,54 @@ ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF S
   </modules>
 
   <repositories>
-    <!-- DCC -->
-    <repository>
-      <id>dcc-release</id>
-      <url>https://artifacts.oicr.on.ca/artifactory/dcc-release</url>
-    </repository>
+      <repository>
+          <id>spring-releases</id>
+          <name>Spring Releases</name>
+          <url>https://repo.spring.io/release</url>
+          <snapshots>
+              <enabled>false</enabled>
+          </snapshots>
+      </repository>
+      <repository>
+          <id>spring-snapshots</id>
+          <name>Spring Snapshots</name>
+          <url>https://repo.spring.io/snapshot</url>
+          <releases>
+              <enabled>false</enabled>
+          </releases>
+          <snapshots>
+              <enabled>true</enabled>
+          </snapshots>
+      </repository>
+      <!-- DCC -->
+      <repository>
+          <id>dcc-release</id>
+          <url>https://artifacts.oicr.on.ca/artifactory/dcc-release</url>
+          <snapshots>
+              <enabled>false</enabled>
+          </snapshots>
+      </repository>
+      <repository>
+          <id>dcc-snapshot</id>
+          <url>https://artifacts.oicr.on.ca/artifactory/dcc-snapshot</url>
+          <releases>
+              <enabled>false</enabled>
+          </releases>
+          <snapshots>
+              <enabled>true</enabled>
+          </snapshots>
+      </repository>
+      <repository>
+          <id>conjars.org</id>
+          <url>https://conjars.wensel.net/repo/</url>
+          <releases>
+              <enabled>false</enabled>
+          </releases>
+          <snapshots>
+              <enabled>false</enabled>
+          </snapshots>
+      </repository>
+
   </repositories>
 
   <dependencies>