starting liblbfgs port
remove memory management functions
fix default. twiddle interfaces.
moved comment around
dump in C code, cleanup above lbfgs()
convert function signatures
eclipse seems to know all function boundaries now
small minimizers and linesearch types
linesearches compile (but removed morethuente)
main function compiles
omg everything compiles
rename
basic tests work
tiny
Merge branch 'MyQN'
tweak the lbfgs interface
more mvnormal stuff