VOL-1967 add voltha-api-server and simulated device repos

Change-Id: Id1261bcf98c21915cd24c056e2cbc565d1fa3591
diff --git a/default.xml b/default.xml
index 04be4f2..409382b 100644
--- a/default.xml
+++ b/default.xml
@@ -35,5 +35,8 @@
   <project path="voltha-openolt-adapter" name="voltha-openolt-adapter"/>
   <project path="voltha-openonu-adapter" name="voltha-openonu-adapter"/>
   <project path="voltha-protos" name="voltha-protos"/>
+  <project path="voltha-simolt-adapter" name="voltha-simolt-adapter"/>
+  <project path="voltha-simonu-adapter" name="voltha-simonu-adapter"/>
+  <project path="voltha-api-server" name="voltha-api-server"/>
 
 </manifest>