add a progress counter for the compile step
add a progress counter for the compile step

Right now only do it for the compile step, since we know ahead of time how
many files we'll be compiling.

We could do it for parsing as well, but the remaining count wouldn't be
constant there - as we parse we find more modules we need to parse, etc.

toshok/echojs,toshok/echojs,toshok/echojs,toshok/echojs,toshok/echojs,toshok/echojs,toshok/echojs,toshok/echojs