added support for capitalized keywords

Our company use Robot framework for test automation. We recently mooved from Sublime to Intellij with Intellibot plugin. But to preserve our code-style with capitalized keywords (we have huge legacy of tests) I had to make some changes. Could you please review the following request to make it possible work with capitalized keywords.
Keywords are completed like:

*** Test Cases ***
Verify Workflows Menu Button Available On Page Load
    Wait Until Keyword Succeeds    ${default_timeout}    ${retry_interval} 
    ...      Verify Workflows Menu Link Available On Page Load