Update package.sc

Merge pull request #33 from chclock/master

0.3.0

Update package.sc

Update package.sc

Merge pull request #21 from chclock/master

0.2.4

Merge pull request #16 from chclock/master

version change -- bugs fixed

Merge pull request #15 from chclock/master

version  0.2.2 windows 10 test passed

Update install.sc