added *war to .gitignore
added *war to .gitignore

sushilhalai/GPS,jsyrjala/ruuvitracker_server,ruuvi/ruuvitracker_server,RuuviTracker/ruuvitracker_server,jsyrjala/ruuvitracker_server,RuuviTracker/ruuvitracker_server,RuuviTracker/ruuvitracker_server,ruuvi/ruuvitracker_server,sushilhalai/GPS,ruuvi/ruuvitracker_server