Some remarks done
Error messages customized, room&shelve set to null while operational status, spare part views improved
Merge branch 'master' of https://github.com/clintonhealthaccess/memms into spare-part-modup
Merge branch 'spare-part-modup', remote-tracking branch 'origin'
Merge branch 'master', remote-tracking branch 'origin' into spare-part-modup
Location information hidden while spare part has to be set to Operational status
stock location changed to null while Operationel status, translation to french added
Tests added
Test changed the name to fit its functionality
Indetention reviewed for some tests
Some codes indetention reviewed
parameter user has been considered (set from null to logged in user) while getting ajax spare parts
merge with master