v1.0.8

• fix kqueue assertion failed, postpone ArmKqueueWriter until all events are processed [#51, #176, #372, #401, #619]
• fix Rubinius GC, crank the machine from Ruby space when running Rubinius [#201, #202, #617]
• test to show that LineText2 preserves whitespace and newlines [#32, #622]
• bump up compiler warnings and resolve them [#616]
• fix Windows x64 use uintptr_t instead of unsigned long for binding pointers [#612, #615]
• fix linetext2 unroll tail recursion to avoid stack level too deep [#609]
• fix for compilation with SSL on windows [#601]
• open file descriptors and sockets with O_CLOEXEC where possible [#298, #488, #591]
• fix SmtpClient: send second EHLO after STARTTLS. [#589]
• fix nul-terminated strings in C, use StringValueCStr instead of StringValuePtr