Changed compiler checks to use CMake's push and pop state functions.
check_c_fortran_function_exists macro now sets the result variable correctly.
Added external/pthread.cmake to handle finding pthreads.
Changed the name of the vesta toolchain file.
Modified the vesta toolchain file so it uses the same settings as BG/P systems (should be the same).
The configure script now uses the correct CMake prefix variable.
Eigen compile check now correctly pushes and pops compile test variables.
Added an OS X toolchain file.
Added a LAPACK configure script to properly handle user provided libraries and flags.
Added an MPI configure script to handle MPI compile flags.
Changed append_flags macro to use the CMake string strip command instead of regular expression replace.
Moved the C++11 check from madness.cmake to the main configure script.
Updated MADNESS install to include the new MADchem library as well as the MADmra library.
The Elemental configure script now uses the C++11 check in the main configure script.
Removed unnecessary includes in the elemental configure script.
Push/pop elemental compile checks.
Improved configure header documentation.
Removed some configure output from Eigen and Boost.
Modified some libfind macros to aid in library and header searches.
Fixed the help information in configure.