added a json output file of the filenames and their replacements to make life easier for developers using something other than the html fiel as their applications root document
added an option for passing in the filename for the cache busting json file and cleaned up a missed file write that was unneeded.
updated the readme.md file with the new options for json output
Bumped revision to 0.3.0

Figured it was time to bump it to reflect the addition of a feature (JSON output)
updated the dependencies to latest versions... everything seems to be working
rolled back to cheerio 0.12.4 because anything newer seems to break things
fixed the issues caused by cheerio 0.14.0 and got it all working again. Looks solid
got the tests running and fixed the last bugs from the dependency upgrade
Merge pull request #33 from thujikun/master

avoid getting multiple same path in findStaticAssets
Bumped version
passing most of the tests now... still working on it
got the tests passing! a little more and done
added a test for the json output
removine some old files
weird interaction with a path decleration in the gruntfile
Merge pull request #31 from designfrontier/master

Add json output option for filename replacement and update the dependencies to latest
Tidy up
Bumped version
Fixed tests. Tidied up readme
Properly fixed tests