Create file attachment for sample; Select and delete single files (with shift key function to select multiple files at once); add new files; Turned off Turbolinks in Gemfile for reloading JavaScript

Resolve "Results as PNG"

Closes #31

See merge request !23

Resolve "Pseudonym for Operator on PDF"

Closes #29

See merge request !20

Resolve "Add comment line to measurement"

Closes #24

See merge request !21

Resolve "Submit analysis without chemical formula"

Closes #30

See merge request !22

Resolve "devise integration"

Closes #28

See merge request !19

Resolve "difference on download pdf should multiply 100"

Closes #27

See merge request !18

Resolve "style result and update sample button"

Closes #22

See merge request !17

Merge branch '21-redirect-to-home-after-login-and-move-operator-create-button-to-mysample' into 'init19'

Resolve "redirect to home after login and move operator create button to mysample"

Closes #21

See merge request !16

Resolve "filter status styling"

Closes #20

See merge request !15

Resolve "chemotion_icon"

Closes #19

See merge request !14

Resolve "styling status icon and googleapi https"

Closes #18

See merge request !13

Resolve "Make filters colored"

Closes #17

See merge request !10

Resolve "align/center Release + Submit btn"

Closes #16

See merge request !9

Resolve "logout and grid color"

Closes #15

See merge request !8

Resolve "Filters"

Closes #8

See merge request !7

Resolve "Change contact details"

Closes #14

See merge request !6

Resolve "Log out error"

Closes #13

See merge request !5