Issue #292 and related to issue #195 . Considered update and create events as different cases. If updated, check all visit_numbers. Added tests accordingly

v0.12.2 into master

See merge request NCER-PD/scheduling-system!196

Issue #277 changed breadcrumb to the submenus within configuration menu

Closes #277

See merge request NCER-PD/scheduling-system!193

Issue #195 added tests and changed the post_save function for visit. I didn't…

See merge request NCER-PD/scheduling-system!194

Issue #278 Avoid deleting availabilities from the daily planning and add more…

See merge request NCER-PD/scheduling-system!195

Issue #278 Avoid deleting availabilities from the daily planning and add more control for undefined values

Issue #275 Added read-only daily planning view below new appointment form.

Closes #275

See merge request NCER-PD/scheduling-system!189

fixed issue #265 removing buttons and adding divs with tooltips

Closes #265

See merge request NCER-PD/scheduling-system!187

Issue #276 changed check_nd_number_regex to receive a study and to filter out…

See merge request NCER-PD/scheduling-system!191

Issue #195 added tests and changed the post_save function for visit. I didn't saw a problem of concurrency but a problem of saving the visit accordingly. Maybe we need more tests

Issue #276 changed check_nd_number_regex to receive a study and to filter out null or blank nd_numbers in the studySubjects

Update version

See merge request NCER-PD/scheduling-system!190

Fixed problem when the window was to small.
Moved the creation of the daily planning to a separate function, allowing for custom properties and also total override of the daily planning default properties.

Bug/sorting screening numbers

Closes #271

See merge request NCER-PD/scheduling-system!186

Fix/import file

Closes #268

See merge request NCER-PD/scheduling-system!184

Hotfix/voucher templates

Closes #266 and #267

See merge request NCER-PD/scheduling-system!185

Hotfix/office availability

See merge request NCER-PD/scheduling-system!183