refs #2675: Write tests for url_alias.alias field
refs #2675: Change url_alias.alias column size to 768
refs #2675 Add a mapping between old_long_path new_path, for files that have names too long for drupal
refs #2675: Add the source path as alias for files
refs #2675: Implement the new old->new path feature, into the content types that have files with long path
refs #2675: Write tests for the cleanMigratedFileField function
refs #2675: Solve the case in which the path is too long and doesn't exist in the file mapping, to be ignored
Merge branch 'task_2675' of https://github.com/razvan-tache/osha-website into razvan-tache-task_2675

Conflicts:
	docroot/sites/all/modules/osha_migration/utils.api.inc
Merge branch 'razvan-tache-task_2675' into develop