Upgraded a number of dependencies

- fixed the return type definition for the summarise function

- other minor improvements to comments and formatting
- updated a number of development dependencies

* allows controller functions to return arrays of controller function…

…s (thanks @magnuspaaske)

* updated lockfile for npm7+
* validated on Node 15+
* many upgraded dependencies

* renamed apiDoc to apiDefinition to be consistent

* added missing object type to apiDefinition type description

Package now inclues its own typescript definitions.

Now includes Typescript definitions.

Updated various dependencies

3.1.2 bumped version

Bug fix release

* cleaned up handling of global security vs path level security for both swagger v2 and openapi v3 documents
* improved documentation
* some internal refactoring

* supports Swagger v2 definitions with security blocks that do not ha…

…ve scopes (#68)

* various refactors and internal improvements
* various updated development dependencies