- some improved error handling for editing of renditions when the form instance data has been reverted

- not caching the forms list within the web project as it is not being properly refreshed when the web project is edited
- better error handling in create web content for when the workflow has not properly been configured.
- more work on getting edit and preview working from manage tasks screen.  it should all be in place now though i am completely unable to preview right now - need to hear back from jon.  had to reduce reliance on AVMBrowseBean from actions since the current path is not necessarily properly set since it's outside of a browse context.
- some error handling in rendition if the primary form instance data is not there.
- adding a backward webproject noderef reference to the staging store to make it possible to get web project properties without an avmbrowsebean context

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@4708 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/web/bean/wcm/AVMConstants.java

@@ -740,6 +740,7 @@ public final class AVMConstants
    public final static String PROP_SANDBOXID = ".sandbox-id.";
    public final static String PROP_DNS = ".dns.";
    public final static String PROP_SANDBOX_STORE_PREFIX = ".sandbox.store.";
+   public final static QName PROP_WEB_PROJECT_NODE_REF =     QName.createQName(null, ".web_project.noderef");
    public final static QName PROP_SANDBOX_STAGING_MAIN =     QName.createQName(null, ".sandbox.staging.main");
    public final static QName PROP_SANDBOX_STAGING_PREVIEW =  QName.createQName(null, ".sandbox.staging.preview");
    public final static QName PROP_SANDBOX_AUTHOR_MAIN =      QName.createQName(null, ".sandbox.author.main");