coffeeserver.sh: some typo fixes
coffeeserver.sh: some typo fixes

waqasbhatti/astroph-coffee,waqasbhatti/astroph-coffee,waqasbhatti/astroph-coffee,waqasbhatti/astroph-coffee,waqasbhatti/astroph-coffee,waqasbhatti/astroph-coffee