first go at phashing
add localisation keys fr frontend, cleanup frontend back extract backpopulate to own module
remove the dependency on _GNU_SOURCE
make the backpop process a detached thread - let the rest of the system startup
mark backpopulation as complete when finished.
make pHash an optional dependency
refactor phash calculation and saving into one place.
fix general foo-bars
reverse some overwitting error
add new localise keys (equires localisation)
unify all pre-processor closing details
generate and save the phash for file imports
apply the suggested tags/title
only check comparisions when asked to
fix location of interstisial, for confidence value
Merge branch 'le.tme.apply.tags.for.u.sir' into development_0_9
fix config file location for config setting