Pierre-Luc Dion d84b268b4c CLOUDSTACK-10229: improve xenserver swift logging, removed usued code (#2152)
This script is used to upload snapshots to swift and is executed on dom0 of XenServer. The PR make logging from /var/log/cloud/swiftxenserver.log more meaningful as the below example;

2017-06-15 10:26:32    DEBUG [root] #### CLOUD enter  swift ####
2017-06-15 10:26:32    DEBUG [root] #### CLOUD upload begin    S-12522/d841b62a-7f83-4d5d-9e9d-2940115f7fa9.vhd to swift ####
2017-06-15 10:27:13    DEBUG [root] #### CLOUD upload complete S-12522/d841b62a-7f83-4d5d-9e9d-2940115f7fa9.vhd to swift: 0:00:40 @ 45 MB/s ####
2017-06-15 10:27:13    DEBUG [root] #### CLOUD exit   swift ####
2018-01-12 19:53:35 +05:30
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