Saturday & Sunday, August 4 & 5:  Slack Key Days Festival – Honoring James Keli`ipio Kahea Mawae.  This annual festival celebrates family, music, art, and aloha.  Traditional slack key music embraces you with Aloha, creating an oasis of peace and deep relaxation. Keli`i traces his lineage back to Kaua`i and Maui.  He has been teaching and encouraging slack key guitarists since he was young.   He learned slack key from his tutu (grandmother) Lucy Kapika Mahina Panaewa on the homestead…