Opening tonight is H Street Country Club, the much anticipated, long awaited indoor mini-golf course/Mexican eatery in Northeast. We’ve heard rumors about the DC-themed holes bordering on two years now. Chalk up their logo, which says “Est. 2008,” to overzealousness. Even the hard hat tour in February 2009 showed a place still in development; there wasn’t a blade of fake grass in sight. Last night we had the chance to be among the first to…