Commit from svn rev 254.
Minor fix on gitignore.
Migrate clobaframe-imaging to clobaframe-media.
Upgrade the metadata-extractor to 2.6.2 with minor improve.
add 'file' and 'http' sub-packages.
rename folder 'webio' to 'io'.
Move class into the 'io.file' and 'io.http' sub-packages.
Refactor to the new ResourceInfo interface.
Add manual temporary resources cleaner.
Complete add temporary cleaner.
Minor fix.
Add audio media parser.
Merge remote-tracking branch 'github/master'