Merge pull request #228 from bantu/cs-whitespace

CS: Add useful whitespace CodeSniffer rules.

* bantu/cs-whitespace:
  CS: Add useful whitespace CodeSniffer rules.
Merge pull request #227 from bantu/ssh2-constant-prefix-ssh1

Use NET_SSH1_ instead of NET_SSH2_ prefix in SSH1.

* bantu/ssh2-constant-prefix-ssh1:
  Use NET_SSH1_ instead of NET_SSH2_ prefix in SSH1.
Fix indentation of _append_log in SSH1 and SSH2.