Sales of existing homes and new home construction appear on the rebound in established Lake Keowee developments.   A quick look at year end 2014 figures show closings on 294 homes and 198 lots in Lake Keowee developments, while the downturn’s legacy of bank-owned properties is dwindling.  These improvements have encouraged developers to return to the lake residential market. Here’s a look at newly minted developments as well as a couple of projects back on the real estate radar: Peninsula Pointe     Situated on 501 acres on Cane Creek, Peninsula Pointe envisions 262 lots in three phases.  Phase I sold...