Resolve "disable "Add overlay" button or improve error message `403` when number of custom layout is greater equal `CUSTOM_LAYOUTS`"

See merge request !572

word wrapping for Firefox fixed; word wrapping is disabled for xolumns that don't require it

See merge request !571

db script cleaning cached values after drugbank change

See merge request !570

drugbank responses changed

See merge request !568

Resolve "Add option to disable `REQUEST AN ACCOUNT`"

Closes #626

See merge request !565

when there is no email account connected to request an account link then request an account link is disabled

Resolve "Add logic when to display `BACK TO MAP` link"

Closes #627

See merge request !563

Resolve "CLEAR button"

Closes #630

See merge request !562

Resolve "add support for modifications and states in sbml export/import"

Closes #572

See merge request !560