added missing required plugin dependencies & updated jbr version

Author: wsafonov

build.gradle

@@ -28,7 +28,7 @@ apply plugin: 'download-jbr'
 
 // configure jbr download version
 downloadJbr {
-    jbrVersion = '21.0.5-b631.16'
+    jbrVersion = '21.0.6-b895.109'
 }
 
 // detect if we are in a CI build

code/languages/org.iets3.opensource/solutions/org.iets3.opensource.build/models/org/iets3/opensource/build/build.mps

@@ -628,6 +628,15 @@
       <node concept="m$_yC" id="4C8CrwW7i1C" role="m$_yJ">
         <ref role="m$_y1" to="90a9:4iIKqJTZ5I8" resolve="de.q60.shadowmodels" />
       </node>
+      <node concept="m$_yC" id="33rdvUHR2Ht" role="m$_yJ">
+        <ref role="m$_y1" to="90a9:64SK4bcO2rO" resolve="com.mbeddr.mpsutil.projectview" />
+      </node>
+      <node concept="m$_yC" id="33rdvUHS8nC" role="m$_yJ">
+        <ref role="m$_y1" to="ffeo:1jjxZP6JyD_" resolve="jetbrains.mps.console" />
+      </node>
+      <node concept="m$_yC" id="33rdvUHSSvM" role="m$_yJ">
+        <ref role="m$_y1" to="al5i:7tNo_gxoK8h" resolve="com.mbeddr.doc" />
+      </node>
     </node>
     <node concept="m$_wf" id="7uAdOXh9aSZ" role="3989C9">
       <property role="m$_wk" value="org.iets3.core.expr.repl" />
@@ -926,6 +935,9 @@
       <node concept="m$_yC" id="5wLtKNeT9bv" role="m$_yJ">
         <ref role="m$_y1" node="5wLtKNeSRRD" resolve="org.iets3.core.os" />
       </node>
+      <node concept="m$_yC" id="33rdvUHQizH" role="m$_yJ">
+        <ref role="m$_y1" to="90a9:64SK4bcO2rO" resolve="com.mbeddr.mpsutil.projectview" />
+      </node>
       <node concept="3_J27D" id="5wLtKNeT2TI" role="m_cZH">
         <node concept="3Mxwew" id="5wLtKNeT2TJ" role="3MwsjC">
           <property role="3MwjfP" value="org.iets3.req.os" />