Refactoring to serve files by mime type. @psh
Serving files by mime type, with plugin support so external plugins can register to handle different file types.  Example plugin writted to support markdown (.md) files. @psh
Merge pull request #59 from NanoHttpd/serve-files-by-mime-type

Serve files by mime type
Fixed code issue - repeating 'startsWith' when it meant to have a startsWith and an endsWith.  Closes issue #52.  @psh
Created capability for server-side URL rewriting and switched directory index file processing to use the new capability. @psh
Merge pull request #60 from NanoHttpd/internal-rewrites

Created capability for server-side URL rewriting
Update README.md
Updated build to 2.0.4 version.
Explicit chunk request replaces checking for pipeinputstream
Merge pull request #58 from sleekweasel/chunking-support

Add chunked support from PipeInputStreams
Merge remote-tracking branch 'upstream/master'