ecs 0.19.3

# rustc version
rustc 1.12.0-nightly (54c0dcfd6 2016-07-28)# docs.rs version
cratesfyi 0.2.0 (5dbd676 2016-07-30)# build log
Updating registry `https://github.com/rust-lang/crates.io-index`
Downloading ecs v0.19.3
Documenting ecs v0.19.3
Running `rustdoc .cargo/registry/src/github.com-1ecc6299db9ec823/ecs-0.19.3/src/lib.rs --crate-name ecs -o /home/cratesfyi/ecs-0.19.3/doc -L dependency=/home/cratesfyi/ecs-0.19.3/debug -L dependency=/home/cratesfyi/ecs-0.19.3/debug/deps`
.cargo/registry/src/github.com-1ecc6299db9ec823/ecs-0.19.3/src/component.rs:5:33: 5:39 error: unresolved import `std::collections::VecMap`. There is no `VecMap` in `std::collections` [E0432]
.cargo/registry/src/github.com-1ecc6299db9ec823/ecs-0.19.3/src/component.rs:5 use std::collections::{HashMap, VecMap};
^~~~~~
.cargo/registry/src/github.com-1ecc6299db9ec823/ecs-0.19.3/src/world.rs:36:5: 36:59 error: the trait bound `Self: std::marker::Sized` is not satisfied [E0277]
.cargo/registry/src/github.com-1ecc6299db9ec823/ecs-0.19.3/src/world.rs:36     unsafe fn remove_all(&mut self, &IndexedEntity<Self>);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
.cargo/registry/src/github.com-1ecc6299db9ec823/ecs-0.19.3/src/world.rs:36:5: 36:59 help: consider adding a `where Self: std::marker::Sized` bound 
.cargo/registry/src/github.com-1ecc6299db9ec823/ecs-0.19.3/src/world.rs:36:5: 36:59 note: required by `entity::IndexedEntity` 
error: Compilation failed, aborting rustdoc 
thread 'main' panicked at 'ChainedError {
error: failed to compile `ecs v0.19.3`, intermediate artifacts can be found at `/home/cratesfyi/ecs-0.19.3`,
cause: ChainedError {
error: Could not document `ecs`.,
cause: Process didn't exit successfully: `rustdoc .cargo/registry/src/github.com-1ecc6299db9ec823/ecs-0.19.3/src/lib.rs --crate-name ecs -o /home/cratesfyi/ecs-0.19.3/doc -L dependency=/home/cratesfyi/ecs-0.19.3/debug -L dependency=/home/cratesfyi/ecs-0.19.3/debug/deps` (exit code: 101)
}
}', src/bin/cratesfyi.rs:119
note: Run with `RUST_BACKTRACE=1` for a backtrace.