refs #2702: Change the label to the job to make more sense
Code cleanup in osha_tmgmt hook_install and hook_schema_alter
refs #2702: Added character_count field to job_item
osha_tmgmt: Implemented hook_uninstall to remove additional columns from tables
Added characte_count and page_count on both tmgmt_job and tmgmt_job_item
Fixed error while trying to delete non-existing translator
refs #2702: Pages count is numeric not integer
Statistics are now computed for job and job_item