Added file errors.c and implemented 'error' function
Modified 'error' function in 'errors.c' file
Added pickCard()
Added the documentation and the declaration for pickCard()
Fixed pickCard()
Fixed pickCard()
Now pickCard() checks if the card is null
Fixed a small mistake in pickCard()
Removed break statements from the error function
Added formTeams()
Modified formTeams()
Moved VS solution one level up
Finished formTeams() and added declaration in cli.h
Added call for formTeams() in main()
Fixed invalid pointer assignment warning
Merge pull request #138 from EnachescuAlin/pickCard

Pick card
fix #107
fix #109
Fixed: platform.h include was missing from constants.h
Modified one letter to keep consistency in error()
Fixed pickCard()
Added displayCardsAndPickCard()