Verifying From header before send mail

Signed-off-by: Michael Granados <michaelgranados@gmail.com>
Making required changes

Signed-off-by: Michael Granados <michaelgranados@gmail.com>
Removing empty lines

Signed-off-by: Michael Granados <michaelgranados@gmail.com>
Merge pull request #3319 from dgmike/issue-3313

Verifying From header before send mail
Merge pull request #3325 from preems/develop

closing  #656 add font_size in create_captcha()
Fix an issue with 'postgre' persistent connections

Basically, they were never persistent.
Force ORDER BY usage with OFFSET-FETCH on SQL Server

Close #3128
Close #3332
Close #3334
Close #3335
Updated list of bots - mostly google-like
Added missing comma at EOL
Added missing comma at EOL(right place)
Fix an erroneous variable name

Close #3356
Close #3367
Update user_agents.php
Update user_agents.php
Removed EOL
Removed EOL - 2ndtry
Merge pull request #3355 from rawoke083/develop

Updated list of robots in config/user_agents
User Guide TOC

Promote Database to top-level, replacing "Driver reference", which has duplicate entries
Signed-off-by:James L Parry <jim_parry@bcit.ca>
Merge branch 'develop', remote branch 'upstream/develop' into develop
User Guide Minor fix

Sphinx was complaining about the "title overline" for the contributing page entry "Tips for a good issue report". Fixed this.
Signed-off-by:James L Parry <jim_parry@bcit.ca>
User Guide Minor fix

Sphinx was complaining about the "title overline" for the contributing page entry "Tips for a good issue report". Fixed this.
Signed-off-by:James L Parry <jim_parry@bcit.ca>