QOL Changes

QOL changes including:

• The search command auto-picking up items
• Message displayed after using a potion
• Enemies you are fighting are displayed at the start of a combat
• Shops now tell you how much gold you have when opening
• You just put north, south, east or west, no need to prefix with ‘go’ anymore

Technical changes:

• Moved room handling to handleRoom
• Moved help menu printing to printHelp
• removed help branch to be replaced by default case