Merge branch Dev with Master

See merge request !118

# Conflicts:
#   ui/nG6/pi6/class.tx_nG6_pi6.php

A "}" was missing.

Issues #195, #193, #192, #178

The send_purge_demand_mail() is now going to send an alert mail to the
nG6 admins if a purge demand already exists for a given project, instead
of creating a new one.

Issue #192

New function get_multiple_purge_demand_mail() to warn the nG6 admins
that a purge demand already exists for the given project.

Issue #192

New check_demand_insert trigger to prevent the insertion of a second
purge demand for a given project.

Issue #192

The function add_purge_demand() will not update the run and analyzes
tables if a demand already exists for a given project. (See new trigger)

Issue #192

Function "resend_purge_demand" reworked to ignore hidden runs and
analyzes.

Issues #178, #193

The hidden runs and analyzes do not appear in the mail or volume count
anymore.
Next : the resend function.

Issues #178, #193

2 functions have a new parameter 'get_hidden'

Issues #193, #178

'CC' headers have to be reset not to display "esitoul" 10 times.
Issue #195

This reverts merge request !116

This reverts merge request !115

Merge branch issue#195 with master

See merge request !115

# Conflicts:
#   ui/nG6/pi6/class.tx_nG6_pi6.php

Merge branch Issue#192 with master

See merge request !116

New typo3 variable 'email_warning' that contains
'get-plage.bioinfo@genotoul.fr, didier.laborie@inrae.fr' on ng6 and
ng6-test.

Issue #192

Issue #192

- New trigger to prevent the insertion of a second purge demand for a
single project
- New mail model to warn administrators about the "double demand".
- Reworks for the send_purge_demand_mail() and add_purge_demand()
functions, of course.

Issue #192

(Same as commit 763ffb96, but for the
"send" and "resend" functions.)

issue #195

- Fix for the multiple "esitoul@inrae.fr" adresses in the cc mail field.

issue #195

Merge branch Issue#189 with master

See merge request !114

The get_all_names_starting_with() has been reworked not to return the
users password.

Issue#189

The function get_all_names_starting_with() has been reworked not to
return the user's passwords.

Issue #189

Merge branch Issue#192 with master

See merge request !113

#191 Correcting the issue on ont_qc

See merge request !112

Issue #192

defined in application.properties.

Issue #192

Update to the analysis.py class

See merge request !111

New get_directory() function for the analysis.py class.

issue #129

Merge branch Dev with master

See merge request !110

Merge branch Issue#190 with master

See merge request !109

issue #129

New file types have been added to the exclusion to prevent log files
from being deleted.

issue #190

Function purge_directory updated to exclude log files.

issue #190

get_web_filepath() function fixed.
Compatible with change_space() and save_file() functions.

Issues #129, #187