Modified output files for writing atomic forces, and fix to path-integral forces
in ab initio path integrals.
Merge pull request #48 from TuckermanGroup/force_output

Writing of atomic forces and AIPIMD force fix
Remove some unused variables
Merge pull request #49 from TuckermanGroup/unused

Remove some unused variables
deleted extra call to forces
annealing step added to RESPA ISOK
Update debug code
Merge branch 'master' of github.com:TuckermanGroup/PINY
Disable forgotten debug
Merge branch 'master' into fftw