Merge pull request #289 from thewacokid/master

Fixes for gcc 4.7.2
Merge pull request #290 from thewacokid/master

First attempt at fixing build errors for Cray MPICH2
Merge pull request #291 from thewacokid/master

Builds and passes regression suite without issue.
Merge pull request #294 from thewacokid/master

Moving new container code into master in preparation for 2.4.1rc2
Merge pull request #295 from thewacokid/master

Update to build rules - no more warnings for Release mode. Debug mode
Merge branch 'master' of github.com:plfs/plfs-core
Updated Container.cpp to not use the default random number generator for
the open code. This will avoid rand() pollution and increase parallelism
on open with a large N-1 file with many procs.