DMTCP 1.2.6 released

DMTCP (Distributed MultiThreaded Checkpointing) is a tool to transparently checkpoint the state of multiple simultaneous applications, including multi-threaded and distributed applications. It operates directly on the user binary executable, without any Linux kernel modules or other kernel modifications.

Release Notes:

- Previous release (1.2.5) introduced compilation errors for older kernels.
This release fixes them.
- Several minor bug fixes related to gcc 4.7.