a case-insensitive Hash class for HTTP header
# File xmlrpc/httpserver.rb, line 89
def [](key)
@hash[key.to_s.capitalize]
end
# File xmlrpc/httpserver.rb, line 93
def []=(key, value)
@hash[key.to_s.capitalize] = value
end
# File xmlrpc/httpserver.rb, line 102
def each
@hash.each {|k,v| yield k.capitalize, v }
end