merge perl-catalyst/FCGI, fedora and ubuntu + github flow

• merge from master of perl-catalyst/FCGI, and from fedora and ubuntu patch.

  • issue : #65
  • issue : #61

• migration from circle-ci to github flow

2.4.3: fix copyright information in these files

These files were added in the 0.29 release, copied from fastcgi 2.0b,
but the copyright header should have been fixed at that time or before.

Include all fix start from the original code

Merge pull request #19 from tehnick/fix-compilation-warnings

Fix build for MS Windows

Various fix,start from original code

Merge pull request #16 from tehnick/fix-static-lib-in-windows

Fix static library for MS Windows (for builds using MinGW)

SNAP-0910052249

2.4.1 SNAP-0910052249 + documentation fix

v2.4.0

set version to 2.4.0