Merge pull request #1 from ChrisBoesch/master

update
Merge pull request #2 from ChrisBoesch/master

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Merge pull request #3 from ChrisBoesch/master

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Merge pull request #4 from ChrisBoesch/master

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Merge pull request #5 from ChrisBoesch/master

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Merge pull request #6 from ChrisBoesch/master

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Merge pull request #7 from ChrisBoesch/master

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update challenge

- registered replaced as resume
- create a challenge! button place on top
Merge pull request #323 from Arathi298/master

Update challenge
Merge pull request #104 from ChrisBoesch/master

Updates