Merge pull request #158 from jplatte/patch-1

Fix typo in controlling-panics-with-std-panic.md

src/rust-2018/error-handling-and-panics/controlling-panics-with-std-panic.md

@@ -49,7 +49,7 @@ and so catching panics may not work. If your code relies on `catch_unwind`, you
 should add this to your Cargo.toml:
 
 ```toml
-[profile.debug]
+[profile.dev]
 panic = "unwind"
 
 [profile.release]
@@ -77,4 +77,4 @@ paired with `resume_unwind`, which can then be used to restart the panicking
 process on the client of the pool, where it belongs.
 
 In both cases, you're introducing a new isolation boundary within a thread, and
-then translating the panic into some other form of error elsewhere.
+then translating the panic into some other form of error elsewhere.