Update CSSmin to latest version 2.4.8
Merge pull request #65 from tubalmartin/master

Update CSSmin to latest version 2.4.8
Prep for 2.1.6
Strip null bytes from GET vars
Prepare 2.1.7 release
Fixes #73: Handles regex literals directly following return/typeof
Update composer.json
Fixed composer.json
Fixed email in composer.json
report temp path when mktemp fails
allow possibility to configure closure-compiler url
Merge pull request #77 from glensc/temp-path-error

report temp path when mktemp fails
Merge pull request #78 from glensc/cc-url2

allow possibility to configure closure-compiler url
CS
add a 'cacheId' option to be able to force a specific caching file name