Remove execSync dependency; Enable compatibility with node 0.10.x; Use toffee's API to build templates instead of the binary

Signed-off-by: Alexander Trefz <alexander.trefz@gmail.com>
update Docs

Signed-off-by: Alexander Trefz <alexander.trefz@gmail.com>
Update Version Number

Signed-off-by: Alexander Trefz <alexander.trefz@gmail.com>