Change constructor to return saved reference rather than new instance

Author Scott Yeskie <scott.k.yeskie@vanderbilt.edu>
Author date 2014-05-23 19:27:52
Author local date 2014-05-23 12:27:52 -0700
Committer Scott Yeskie <scott.k.yeskie@vanderbilt.edu>
Committer date 2014-05-23 19:27:52
Committer local date 2014-05-23 12:27:52 -0700
Commit dd02e6450162ef9fff2ef450e6e64e4125c07157
Tree fba6e952708e31f35714fd4e051bc15d38021f63
Parent 12a04ef993c94deb496b16358f965df0264673a7
Change constructor to return saved reference rather than new instance