Fixed an issue in __addKeyToQueue causing a loop when attempted to send a character from 'upperSymbols' or in upper case.
Corrected a typo in variable name.
Merge pull request #57 from ladza/master

Fix for an issue in __addKeyToQueue causing a loop when attempted to send character from 'upperSymbols' or in upper case.
Merge pull request #6 from pyatom/master

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