LPS-49492 Prevent potential NPE when property name can not be resolved
LPS-49456 Eliminate deadlock - There is no need to lock on the whole Classloader as of Java SE 7
Revert "SourceFormatter - Ignore files in modules when checking for unused variables for now to make the tests pass. Will revert this commit later and fix properly."

This reverts commit 44dd538fcfef0e57fa0c9ffcb2e70d240ce3adf8.
SourceFormatter - Rewrite logic that checks for unused vars and imports, so it can be outside the hardcoded docroot.
Source formatting - remove unused import
LPS-49260 Remove unused imports and vars
LPS-49175 Remove unused imports and vars
LPS-49489 Adding Private-Package carelessly can cause artifact problems
LPS-49398 Set the create date for new versions of wiki and web content to the create date of the previous versions (before create and modified date were the same)
LPS-47226 add method to clean all repository trash entries
LPS-47226 extract method; no logic change
LPS-47226 avoid unnecessary wrapping
LPS-47226 clean up trash entries when deleting a repository
LPS-47226 SF
LPS-49496