Solving review issues

- Dropped perl macro in MODULE_COMPAT
- Removed src and xsp from %%doc
- Dropped converting src to UTF-8
- Dropped converting newlines and dos2unix BR
- Dropped BRs: perl(ExtUtils::Typemaps::Default)
               perl(ExtUtils::XSpp)
               perl(Module::Build)
- Added BRs:   perl(File::Temp)
               perl(Exporter)
               perl(XSLoader)