Added sub commands feature
Fixed bug with displaying help info for sub-commands
Added sub-command explanations
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Update README.md
Merge branch 'master' of https://github.com/kbknapp/Clapp-py
Fixed bug with displaying help info for sub-commands
removed unused variable in clapp.App
Added Python 2.x support
Updated version number
Updated doc string to include py 2x
Update README.md
start() now returns the context dict() if no main is defined
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Update README.md
Update README.md
Update README.md
removed map.txt
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Update README.md