RAZ-3045: Vulnerability with labels
- Added in checks to ensure user has access to asset, folder or collection being displayed under labels. Following checks were added:
 * For assets check to ensure user has access privileges to folder containing asset by being in a) a group that has access OR b) being owner of folder which contains asset
 * For folders and collections check to ensure user is either owner or has access privileges to the folder/collection
RAZ-3053: Lucene throwing 'cfthread.message' does not exist error
- Fixed reference to non-existent variable
Merge branch 'feature/RAZ-3053' of github.com:razuna/razuna into develop