Make BogusKeyStore's constructor private
Fix bugs on response content processors and add specs for them

If the content length was reported as a negative value, the accumulator would raise an exception trying to create a fixed size channel buffer with negative size.
Add more tests for DefaultHttpClient
Cosmetics
Delete DefaultHostContext, rename AbstractHostContext

There's no justification for both Abstract and Default classes since the abstract version already had all the code.
Add more checks to DefaultHttpClient's test
Delete unneeded method on AbstractHttpClient
Missing changes on f5048337dce1b7f110bb98416d33ce91fdd1b792
Optimize imports
Fix incorrect setter name on http client
Delete DefaultHttpClient, rename AbstractHttpClient

No point in having both since default is an empty implementation.
Rename HttpRequestFuture's isSuccess() to isSuccessful()
Rename DefaultHttpClient's autoInflate to autoDecompress
Remove request compression option

This is not supported by Netty's HttpContentCompressor, which is a server-side only codec. This wasn't causing any errors because the compressor was misplaced on the pipeline, which caused it to do nothing.
Import optimizations and cosmetic changes
Add coverage for SSL and OIO on default http client test
Add compression option to dummy http server
Cleanup upload mirror server and add configurable 100continue pause
Cosmetics
Test basic timeout controller's multiple constructors