Merge pull request #697 from CruzBishop/more-checkstyle

Small checkstyle fixes
HTTP method should be case sensitive (RFC-2616 Sec. 5.1.1)
Merge pull request #704 from jpinner/case_sensitive_method

HTTP method should be case sensitive (RFC-2616 Sec. 5.1.1)
[#705] Fix SpdyOrHttpChooser
[#706] Fix SpdyHttpResponseStreamIdHandler which was ported incorrectly
[#707] Fix IndexOutOfBoundsException which could accour when the buffer is consolitated in the middle of an operation
Port http multipart package. See #709
[#707] Hopefully now the correct fix for it which also takes the index into account when consolidate
[#710] flush() requests made before SSL handshake completion are not executed after completion

- Ensure SslHandler flushes its outbound buffer on handshake completion
- Enable SSL in HttpSnoopClient example
[maven-release-plugin] prepare release netty-4.0.0.Alpha7
[maven-release-plugin] prepare for next development iteration
[#654] Fix race which could lead to some concurrent side-effects like raise a ConcurrentModificationException when using the nio transport
[#712] Fix parsing dates in the past bug in CookieDecoder
Fix overly-strong type casts
Move private methods only used from inner classes to the inner classes
Remove pointless bitwise expressions
Simplify SingletonHolder by using interface instead of static class
Add missing @Override annotation
Fix utility classes - missing final modifiers etc
Remove concatenation with empty string