Merge pull request #54 from arvicco/master

Bugfix release 0.9.1
Merge pull request #56 from arvicco/master

Account_info for Financial Advisors
Merge pull request #59 from arvicco/master

Fixes #58
Documenting subtleties of different RequestOrders... messages
Fixed minor bugs in script examples
Added example script that exports current account portfolio as CSV
enable real time quote
Merge pull request #61 from taohu88/enable-rt

Proper example for RealTimeBars, bug fixed
Merge remote-tracking branch 'ib-ruby/master'
Rename RealTimeBar example
Respect --port option for historic_data_cli example
Merge pull request #62 from mnml0/master

Respect the --port option in historical_data_cli example
Prettify some examples
Merge remote-tracking branch 'ib-ruby/master'
Decrease memory consumption by tick_data example script (see http://github.com/ib-ruby/ib-ruby/issues/63)