Add a Port for ngrep

Licence is described as "BSD like"; there are some additional closes
requiring attribution, which I believe we're complying with.

This has only been tested on Yosemite.
Merge pull request #50 from jamezpolley/master

First stab at adding ngrep
lftp: Update to version 4.6.0.

Signed-off-by: Rudá Moura <ruda.moura@gmail.com>
libao: Update to version 1.2.0.

Signed-off-by: Rudá Moura <ruda.moura@gmail.com>
lzo: Update to version 2.08

Signed-off-by: Rudá Moura <ruda.moura@gmail.com>
lzop: Fix build dependence.

Signed-off-by: Rudá Moura <ruda.moura@gmail.com>
lxml: Update to version 3.4.1.

Signed-off-by: Rudá Moura <ruda.moura@gmail.com>
parallel: Update to version 20141122.

Signed-off-by: Rudá Moura <ruda.moura@gmail.com>
gperftools: Update to version 2.3.

Signed-off-by: Rudá Moura <ruda.moura@gmail.com>
grap: Update to version 1.45.

Signed-off-by: Rudá Moura <ruda.moura@gmail.com>
gputils: Update to version 1.4.0-1.

Signed-off-by: Rudá Moura <ruda.moura@gmail.com>
flac: Update to version 1.3.1.

Signed-off-by: Rudá Moura <ruda.moura@gmail.com>
go: update to version 1.4.

Signed-off-by: Rudá Moura <ruda.moura@gmail.com>