Stream#gets to use read_partial(limit) instead of read(limit).

Having `gets` block is undesirable.

lib/protocol/http/body/stream.rb

@@ -202,7 +202,8 @@ def gets(separator = NEWLINE, limit = nil, chomp: false)
 
 						# If no separator is given, this is the same as a read operation:
 						if separator.nil?
-							return read(limit)
+							# I tried using `read(limit)` here but it will block until the limit is reached, which is not usually desirable behaviour.
+							return read_partial(limit)
 						end
 
 						# We don't want to split on the separator, so we subtract the size of the separator: