Fixed README.

Author: neelance

README.md

@@ -2,18 +2,18 @@ GopherJS - A transpiler from Go to JavaScript
 ---------------------------------------------
 
 ### What is supported?
-GopherJS is able to turn itself (and all packages it uses) into pure JavaScript code that runs in all major browsers. This suggests a quite good coverage of Go's specification. However, there are some known exceptions listed below and some unknown exceptions that I would love to hear about when you find some.
+GopherJS is able to turn itself (and all packages it uses) into pure JavaScript code that runs in all major browsers. This suggests a quite good coverage of Go's specification. However, there are some known exceptions listed below and some unknown exceptions that I would love to hear about when you find them.
 
 ### Not yet supported
-Those features are not implemented yet, but on the roadmap:
+These features are not implemented yet, but on the roadmap:
 
 - implicit panics (division by zero, etc.)
 - exact runtime type assertions for compound types without a name
 - reflection
 - goroutines, channels, select
 - goto
 
-### Derivations from Go specification
+### Deviations from Go specification
 Some tradeoffs have to be made in order to avoid huge performance impacts. Please get in contact if those are deal breakers for you.
 
 - int32, uint32, int64 and uint64 have emulated overflow, all other integer types do not