Merge pull request #82 from jfwood/0cc71d5d3148b9cdb29fc3cc596289055284aba8

Adjusted limits logic; Added logging around limits to troubleshoot bug;
Release for v0.1.50
Prepare for next release
removed references to glance and substituted with barbican
Merge pull request #83 from mkbhanda/master

cleanup: removed references to glance and replaced with barbican
Release for v0.1.51
Prepare for next release
Added more debug logging in the paging repo methods, to troubleshoot defect;
Merge remote-tracking branch 'upstream/master'