increase max number of pages to 30 (from 10)
fix UI when scanning is busy half way through a multi-page scan.
when there are no devices (or sane fails) no need to double escape the cache placeholder.
re-ordered the changelog by importance
add the testing work to get the best comparison (for docs) out of pHash
fix tag-cloud once tags have been auto applied (from similar search)
fix permissions
fix memory leaks
get some tests working again after recent changes (changes to log lines and default config settings)
add new leptopnica functions, to the override testing lib, use when preparing a p/hash calculation
add pHash override libs for testing
refactor import in terms of pHash calulcation - to be easier and to re-use processed objects already around.
remove a tranlation of system version since it's done along with language translations now.
fix phash unit test test, now that it's been moved to the contrib directory
new ignoers for override libs
apply test result file updates based on recent changes.