resolved merge conflicts: bumped to 5.3.26
Added libssh2 and pecl/ssh2 extension.
resolved merge conflicts: bumped to 5.4.16
Merge remote-tracking branch 'origin/5_4_mountainlion' into 5_4_snowleopard

* origin/5_4_mountainlion:
  Added libssh2 and pecl/ssh2 extension.
  resolved merge conflicts: bumped to 5.3.26