Fixed bug of JS and CSS optimizer when unexisting (locally) files (which are included via global URL) were included into the grouping map and though couldn't be loaded in run-time because their contents doesn't included into the optimized group file.

Improved flexibility of 'optimize' command for debugging: added --disabled-js and --disable-css-minify
Updated Future from the cord/core sources
Bumped version and upgraded some dependency library versions