[WIP] Proteus dependencies ported to <#>
bumped Python to 2.7.6
added patch to petsc4py to install conf
added daetk
added superlu
added triangle
bumped petsc point release to 3.4.3
updated proteus build stack
commited correct hash for python
Simplified petsc.py
propagating flags in distutils

corrects libflags to always occur before prologue
propagate CPPFLAGS and LDFLAGS in distutils builds
demonstrate in pkgs/pytables with hardcoded MPI dependency