Update version for new release (#546)

Author: awvwgk

README.md

@@ -36,7 +36,7 @@ non-Fortran related package manager.
 
 __Note:__ On Linux and MacOS, you will need to enable executable permission before you can use the binary.
 
-_e.g._ `$ chmod u+x fpm-0.3.0-linux-x86_64`
+_e.g._ `$ chmod u+x fpm-0.4.0-linux-x86_64`
 
 #### Conda
 

fpm.toml

@@ -1,5 +1,5 @@
 name = "fpm"
-version = "0.3.0"
+version = "0.4.0"
 license = "MIT"
 author = "fpm maintainers"
 maintainer = ""

src/fpm_command_line.f90

@@ -137,7 +137,7 @@ subroutine get_command_line_settings(cmd_settings)
             case default     ; os_type =  "OS Type:     UNKNOWN"
         end select
         version_text = [character(len=80) :: &
-         &  'Version:     0.3.0, alpha',                               &
+         &  'Version:     0.4.0, alpha',                               &
          &  'Program:     fpm(1)',                                     &
          &  'Description: A Fortran package manager and build system', &
          &  'Home Page:   https://github.com/fortran-lang/fpm',        &