Copy csrc/conf/CYGWIN_NT-6.1-WOW64.mk and .sh to CYGWIN_NT-6.1.mk and .sh. Refs #1070.
Merge branch 'issue/1070-support-CYGWIN_NT-6.1'. Refs #1070.
http://redmine.named-data.net/issues/1070
Update CHANGELOG for bug 1070.  Refs #1070.
In CHANGELOG, mark release v0.3