Build problem with unistd.h and Cygwin
The standard g++ compiler under windows (win32-g++) has unistd.gh file; Microsoft windows does not have it, therfore it is better to use the winbuild directory in case of windows adn no dependency otherwise
Doxysearch under Cygwin should not have extension cgi.exe but just .cgi
Merge pull request #48 from albert-github/feature_build_unistd

Build problem with unistd.h and Cygwin
Merge pull request #49 from albert-github/feature_build_cgi

Doxysearch under Cygwin should not have extension cgi.exe but just .cgi
Esperanto not supported by htmlhelp compiler
reverting for esperanto to default language (US English)
Merge pull request #50 from albert-github/feature_chm_esperanto

Esperanto not supported by htmlhelp compiler