Update pear-Net_Socket to 1.1.0.

Release date: 2017-03-08 14:32 UTC

Changelog:

* Set minimum PHP version to 5.4.0
* Set minimum PEAR version to 1.10.1

* Bug #18262: Incomplete buffer sent with fwrite after bugfix #14619
* Bug #20113: package.xml does not validate
* Bug #21031: Warning on connection error(stream_socket_client)
* PR #7: Fix for "Maximum execution time of 30 seconds exceeded" error
* PR #8: Make PHP5 compatible

(taca)