Fortls

Fixed

- Improve detection of block statements, fixes [32](https://github.com/hansec/fortran-language-server/issues/32)
- Fix autocompletion with mixed case object definitions

Fixed

- Fix variable definition detection without spaces, fixes [30](https://github.com/hansec/fortran-language-server/issues/30)

Changed

- Add option for displaying hover information for variables
- Add subroutine/function keywords to hover information
- Add more keywords to variable information
- Support spaces between subroutine name and parentheses in signatureHelp

Fixed

- Fix bug with file paths that include spaces, fixes [29](https://github.com/hansec/fortran-language-server/issues/29)
- Fix bug where arguments were erroneously dropped for procedure variables
- Fix bug where arguments of procedure type did not have definition information in subroutine/function hover results
- Correct spelling of incremental_sync argument, fixes [28](https://github.com/hansec/fortran-language-server/issues/28)

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)