Release version 1.3

Using tarball (with SHA1):
978f25c2ce5b9e6b4dd840ca5f3e5f53d4ca34a4 *NCK-1.3.tar.gz
Release version 1.4

Using tarball (with SHA1):
413bc7e95bd5dfb0b51c8d2025a68ec8d85b9951 *NCK-1.4.tar.gz
Release version 1.5

Using tarball (with SHA1):
e89b36054229efe5e64ca2e961677c0fef9316c7 *NCK-1.5.tar.gz
Release version 1.6

Using tarball (with SHA1):
11da8a5664c388f778fbbab9ccd16b70366aab12 *NCK-1.6.tar.gz
Release version 1.7

Using tarball (with SHA1):
5ba2ed0872ecac017f9cfce0814d91e4a557bab9 *NCK-1.7.tar.gz