Fix small bugs and clean up the code
authorNikos Skalkotos <skalkoto@grnet.gr>
Sat, 27 Jul 2013 15:25:30 +0000 (18:25 +0300)
committerNikos Skalkotos <skalkoto@grnet.gr>
Tue, 30 Jul 2013 13:43:59 +0000 (16:43 +0300)
Fix some bugs and some other coding issues found using pylint


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