Explicitly include Lib.Vault.php in Doc::vaultRegisterFile (refs #4272)
add SRC subdirectories for add po file in locales (refs #4273)
change plural form for en (refs #4273)
add gettext test (refs #4273)
add useful gettext locale context functions (refs #4273)
add gettext context in layout (refs #4273)
whattext use src sub-directories for po source (refs #4273)
adjust test catalog (refs #4273)
use new po variable for makefile (refs #4273)
use new product locale rules (refs #4273)
correct json_concat in case of empty file (refs #4273)
correct display of frame with edittemplate option (refs #4274)
correct display of frame with viewtemplate option (refs #4274)
correct getLatestTDoc for polymorphic families (refs #4279)
correct gettdoc functions for polymorphic documents (refs #4279)
add test for gettdoc functions (refs #4279)
correct substitute itself constraint detection (refs #4281)
delete unused variable (refs #4285)
add control of visibility to download file (refs #4286)
add http status code 404/403 when cannot download file
add cvIdview argument in getFileLink for cv views (refs #4286)