Changed name of get_data_result to data_result
Added find_by_title
Added replace_value with 4 params
Fixed the problem with passing a number as a string internally
Moved check of CLI set up to cmd. Command just passes through
Fixed rubocop violation
Fixing some documentation issues
Merge pull request #125 from fluke777/master

Fixes from non existing 0.6.1 release
Merge branch 'master' of github.com:gooddata/gooddata-ruby into fix-returns