Updated language files as a follow on for https://github.com/web2py/web2py/commit/e3aa776f5af2e19f53601e53d5a1271244e61d7f

messages, and the files which were changed for each message is listed.
The files changed are mostly within welcome, and admin applications

'lowercase message', 'parent-path', 'files changed'
'fill this', 'none','none'
'invalid expression', 'web2py/applications/admin/languages', 'tr.py'
'no match', 'web2py/applications/admin/languages', 'bg.py, es.py, fr.py,
he.py, it.py, nl.py, pl.py, pt.py, tr.py, uk.py, zh-tw.py, zh.py'
'no match', 'web2py/applications/admin/controllers', 'default.py'
'invalid expression', none','none'
'enter from %(min)g to %(max)g characters', none','none'
'invalid json', 'web2py/gluon','scheduler.py'
'value not allowed', 'web2py/applications/admin/languages', 'nl.py,
uk.py'
'value not allowed', 'web2py/applications/welcome/languages', 'id.py,
my.py'
'value not in database', 'web2py/applications/welcome/languages',
'es.py, id.py'
'value already in database or empty',
'web2py/applications/admin/languages', 'ro.py'
'value already in database or empty',
'web2py/applications/welcome/languages', 'default.py,
es.py,fr-ca.py,id.py,it.py,nl.py,ro.py,tr.py,uk.py'
'enter a number between %(min)g and %(max)g',
'web2py/applications/admin/languages', 'cs.py, ro.py'
'enter a number between %(min)g and %(max)g',
'web2py/applications/welcome/languages', 'cs.py, es.py, it.py, nl.py,
ro.py'
'enter an integer between %(min)g and %(max)g',
'web2py/applications/admin/languages', 'cs.py, ro.py'
'enter an integer between %(min)g and %(max)g',
'web2py/applications/welcome/languages', 'cs.py,
default.py,es.py,fr-ca.py,fr.py,it.py,nl.py,ro.py,ru.py,tr.py,uk.py,zh-cn.py,zh-tw.py'
'enter a value', 'web2py/applications/admin/languages',
'nl.py,tr.py,uk.py'
'enter a value', 'web2py/applications/welcome/languages',
'id.py,my.py,tr.py,uk.py'
'enter only letters, numbers, and underscore',
'web2py/applications/admin/languages' , 'tr.py'
'enter a valid email address', 'web2py/applications/admin/languages' ,
'tr.py'
'enter a valid email address', 'web2py/applications/welcome/languages' ,
'id.py, my.py'
'enter a valid URL','web2py/applications/welcome/languages' , 'id.py,
my.py'
'enter time as hh:mm:ss (seconds, am, pm optional)', 'none', 'none'
'enter date as %(format)s', 'none', 'none'
'enter date and time as %(format)s',
'web2py/applications/welcome/languages', 'default.py,tr.py'
'oops', 'none', 'none'
'enter date on or before %(max)s','none', 'none'
'enter date on or after %(min)s','none', 'none'
'enter date in range %(min)s %(max)s', 'none', 'none'
'enter date and time on or before %(max)s, 'none', 'none'
'enter date and time on or after %(min)s', 'none', 'none'
'enter date and time in range %(min)s %(max)s, 'none', 'none'
'enter between %(min)g and %(max)g values', 'none', 'none'
'must be slug',  'none', 'none'
'too short', 'web2py/applications/admin/languages', 'cs.py,ro.py'
'too short', 'web2py/applications/welcome/languages',
'cs.py,id.py,it.py,my.py,nl.py,ro.py,uk.py'
'invalid image','none', 'none'
'enter valid filename', 'none', 'none'
'bad ip', 'none', 'none'
'enter valid IPv4 address', 'none', 'none'
'enter valid IPv6 address', 'none', 'none'
'enter valid IP address', 'none', 'none'