manager - The manager

	Commit message (Collapse)	Author	Age
*	fixed the edit function + error handling	Emile	2019-10-20
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*	delete challenge function	Emile	2019-10-20
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*	dont need to hand over global vars	Emile	2019-10-20
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*	consistet naming for the db functions	Emile	2019-10-20
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*	implemented dbGetChallengeByUUID function	Emile	2019-10-19
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*	removed debug prints	Emile	2019-10-19
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*	edit challenge function	Emile	2019-10-19
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*	using uuids	Emile	2019-10-19
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*	implemented the dbNewChallenge function	Emile	2019-10-19
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*	added the newChallenge function signature	Emile	2019-10-19
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*	updated the struct fields to exported fields	Emile	2019-10-19
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*	getAllChallenges function	Emile	2019-10-19
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*	basic database connection	Emile	2019-10-18