Fortls

Changed

- Add support for signatureHelp requests with non-overloaded subroutines/functions
- Provide autocomplete and hover information for procedures with explicit interface definitions
- Add support for Fortran 2008 block constructs, fixes [23](https://github.com/hansec/fortran-language-server/issues/23)
- Add support for "DOUBLE COMPLEX" datatype

Fixed

- Fix bug where external interfaces were erroneously public in default private modules
- Fix bug producing repeated objects with include statements

Changed

- Catch and report more types of errors related to file processing, fixes [21](https://github.com/hansec/fortran-language-server/issues/21)

Fixed

- Fix bug with incremental sync using VSCode on windows, fixes [20](https://github.com/hansec/fortran-language-server/issues/20)

Changed

- Add keywords to autocomplete results in variable definition statements
- Filter autocompletion results in extend, import, and procedure statements
- Ignore completion requests on scope definition and ending lines to reduce autocomplete noise
- Filter autocompletion results in variable definition statements to reduce autocomplete noise (variables only)
- Ignore autocomplete and definition requests on preprocessor lines
- Add option to test completion and definition requests in debug mode

Fixed

- Improve export of abstract and external interfaces for completion and definition requests
- Fix scope name detection to prevent confusing variables that start with Fortran statement names
- Fix handling of external and abstract interface specifications
- Fix bug preventing unrestricted USE statements from overriding USE only statements
- Fix bug where file parsing ended prematurely in some cases with line continuations

Changed

- Add intrinsic functions and modules to autocomplete suggestions
- Add support for include statements

Fixed

- Remove erroneously included global objects from autocomplete results in USE ONLY statements
- Fix displayed type for derived type objects in autocomplete requests

Changed

- Add support for find_references, global and top-level module objects only
- Filter autocomplete suggestions for callable objects in call statements
- Speedup initialization and updates on large projects by accelerating construction of USE tree

Fixed

- Fix parser error with definitions requiring enclosing scopes in include files and unnamed programs, fixes [17](https://github.com/hansec/fortran-language-server/issues/17)
- Fix parser failure with visibility statements in included fortran files, fixes [16](https://github.com/hansec/fortran-language-server/issues/16)
- Fix detection of lines with trailing comments