Fix manpage setup for OpenBSD
- No compressed manpages
- Fix man install directory

Index: CMakeScripts/Pod2man.cmake
--- CMakeScripts/Pod2man.cmake.orig
+++ CMakeScripts/Pod2man.cmake
@@ -11,7 +11,7 @@ if(NOT POD2MAN)
     message(STATUS "Could not find pod2man - man pages disabled")
 endif()
 
-find_program(GZIP gzip)
+#find_program(GZIP gzip)
 if(NOT GZIP)
     message(STATUS "Could not find gzip - man pages uncompressed")
 endif()
