possibility to change screening number added

Closes #60

See merge request !29

Merge branch '28-there-should-be-a-way-to-add-an-appointment-with-external-person-neither-a-subject-nor-control' into 'master'

button to add general appointment added

Closes #28

See merge request !28

Merge branch '28-there-should-be-a-way-to-add-an-appointment-with-external-person-neither-a-subject-nor-control' into 'master'

Resolve "there should be a way to add an appointment with external person (neither a subject nor control)"

Closes #28

See merge request !27

use checkboxes for dead and resigned statuses - #68

Closes #68

See merge request !26

fix issue with appointment length computation - #78

Closes #78

See merge request !25

display appointment status as select field - #69

Closes #69

See merge request !23

Sort by date of visit lists

See merge request !24

Resolve "split controllers and models into multiple files"

Closes #58

See merge request !22

tests for api

See merge request !21

When setting visit start date, end date is steup automatically for +3 months

Closes #64

See merge request !20

hide visit fields in appointment edit view - #73

Closes #73

See merge request !19

solve issue preventing workers with non ascii characters to login - #76

Closes #76

See merge request !18

#70 allow subject edit in appointment edit view

Closes #70

See merge request !17

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