Issue #9 Removed Charsets
Issue #9 Removed IOUtils and commons.io dependency
Merge remote-tracking branch 'origin/9' into 10

Conflicts:
	src/main/java/com/jcabi/http/RequestBody.java
	src/main/java/com/jcabi/http/mock/GrizzlyQuery.java
	src/main/java/com/jcabi/http/mock/MkAnswer.java
	src/main/java/com/jcabi/http/mock/MkGrizzlyAdapter.java
	src/main/java/com/jcabi/http/request/BaseRequest.java
	src/main/java/com/jcabi/http/request/DefaultResponse.java
	src/main/java/com/jcabi/http/request/FakeRequest.java
	src/main/java/com/jcabi/http/wire/BasicAuthWire.java