Allow expr_repeat to be used with any vstore
dereferencing types which cannot be dereferenced
prepare for de-modeing rustc
Take primitive types out of the type hash table
Implement fast-ffi and use it in various places
add a bit of documentation
add a chain adaptor
the iterator module a bit
iterator adaptor tests to iterator module
 add skip and take
some typechecker errors non-fatal
xfail box and vec debug info tests
One less copy
Just reordering declarations
protocol definitions of sendp and oneshot .
reordering some code
add dropwhile and takewhile iterators
remove extraneous parentheses
to each operator method
add a str iterator