fix compilation with Apache 2.4.x
exclude object, binary and backup files on Linux
Merge pull request #21 from Maxime2/apache2.4

fix compilation with Apache 2.4.x
Merge pull request #22 from Maxime2/gitignore

exclude object, binary and backup files on Linux
added std@buffer_get_length
When -silent, skip library compilation when its dependency is not found.
Merge pull request #25 from andyli/silent

when building libs, respect -silent for lib dependencies
added socket_send_to and socket_recv_from for UDP
updated
fix for windows (report invalid sendto as a 0 data read)
increased max codesize from 65K opcodes to 1M
allow break/continue in try...catch
bugfix in utf8_compare (was not working at all)
Merge remote-tracking branch 'upstream/master'