Log Message:
update to 1.2.7
changes:
1.2.6:
* Avoid crash when disconnecting signals.
  (Andrew Bettison, Martin Schulze)
* pkg-config file: Correct include path for 64-bit systems.
  (Abel Cheung)
* MS embedded VC++ project files. (Ulrich Eckhardt)
1.2.7:
* Revert library .so version  to 5.x.x. The major version should
  never have been increased. Luckily 1.2.6 has only been online
  or a few hours.