Removed node-waf related files and updated to support node-gyp
Added .gyp files for building using gyp and binding.gyp for node-gyp
support.
Added gyp files to support building using node-gyp instead of node-waf
Updated for node-gyp support
Re-added deleted files
Modernized node-guardtime to use gyp
updated README and package
merged git://github.com/cobracmder/node-guardtime.git
cange paths so that last merge compiles
finished change to gyp, full support for node 0.8

This module is not linked against node module any more, there is
ugly hack to add openssl symbols not available in monolithic node binary.
tests with nodeunit