fix gemspec warnings
update the version
try to fix travis
Merge pull request #123 from guangyang/release-0.6.1

Release 0.6.1
update changelog
run travis again
try to fix travis
loose mocha dependency version
Merge pull request #126 from guangyang/release-0.6.1

Release 0.6.1
Merge pull request #129 from MSOpenTech/dev

Ruby SDK Enhancements PR
Merge pull request #127 from WindowsAzure/master

master to dev for release 0.6.1
update changelog
update version
Merge pull request #131 from guangyang/release-0.6.2

Release 0.6.2
Merge pull request #132 from WindowsAzure/master

mater to dev
Merge pull request #134 from MSOpenTech/dev

Bug fix for a subscription with single storage account
Merge pull request #137 from MSOpenTech/dev

Added options for winrm http/https port.
release 0.6.3
Merge pull request #138 from guangyang/dev

release 0.6.3