fix permalink resolving of from/until
Update README.md

documented timezone support
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moved moment timezone to cdnjs after https://github.com/cdnjs/cdnjs/pull/2363
Merge branch 'master' of https://github.com/erezmazor/graphitus
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added support for default parameters
Merge branch 'master' of https://github.com/erezmazor/graphitus
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persist config.defaultParameters from url
merge readme
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Verify hoursBack exists before appending it to timeBack
Return 0 if timezone is not in tz list for moment
Merge pull request #22 from omrisiri/master

Verify hoursBack exists before appending it to timeBack
Update README.md