Auto merge of #2131 - jtgeibel:clippy/iter-nth-zero, r=jtgeibel
Auto merge of #2131 - jtgeibel:clippy/iter-nth-zero, r=jtgeibel

Fix a new lint - clippy::iter-nth-zero

This lint was recently added to nightly and is a reasonable change.

I plan to r+ soon, so:
r? @ghost

rust-lang/crates.io,rust-lang/crates.io,rust-lang/crates.io,rust-lang/crates.io