Replace size_t with signed integer in perm.hpp
hankel and hadamar gallery matrices
adding power alias to pow to fit matlab name
adding test to show frexp is broken for tables
forgotten tests for hankel and hadamard
frexp.cpp with failing table tests commented out
 its seems that alias power for pow is a problem
completely removing the table test for frexp.cpp
removing redundant include/functor.hpp includes
removing unneeded includes in frexp scalar test
remove unnecessary mpl vector include in scalar frexp
re-added table frexp test in its own file for issue #397
some text files about matlab-> nt2 and libc -> nt2
add 'function_index' function, similar to 'function', but returns new position instead of value, and make 'function' use it
change size computation for 'a(b)' to be more like MATLAB. Part of issue #300
adapt relative_index test after change in structure of function node
add optimization for contiguous indexing on terminal
add erase function that removes elements at a certain index in a table
add along_index, like function_index but for along
add erase(a, i, dim) that uses along_index