use empty-values patched abstract-leveldown
use empty-values patched abstract-leveldown

chjj/rocksdown,timkuijsten/leveldown,MathieuCassagne/leveldown,juliangruber/a-native-module,Level/rocksdb,timkuijsten/leveldown,jhead/leveldown,Level/rocksdb,ralphtheninja/leveldown,Level/leveldown-mobile,No9/leveldown,juliangruber/a-native-module-without-prebuild,snowyu/node-nosql-leveldb,jmanero/flat-rocks,MathieuCassagne/leveldown,jhead/leveldown,ralphtheninja/leveldown,snowyu/node-nosql-leveldb,phillipj/leveldown,chjj/rocksdown,phillipj/leveldown,Level/leveldown,mafintosh/leveldown-prebuilt,mafintosh/leveldown-prebuilt,juliangruber/a-native-module,juliangruber/a-native-module,chjj/rocksdown,timkuijsten/leveldown,Level/leveldown-mobile,juliangruber/a-native-module-without-prebuild,ralphtheninja/leveldown,Level/leveldown-mobile,juliangruber/a-native-module-without-prebuild,MathieuCassagne/leveldown,mafintosh/leveldown-prebuilt,mafintosh/leveldown-prebuilt,jhead/leveldown,juliangruber/a-native-module,gastrodia/leveldown,jhead/leveldown,phillipj/leveldown,timkuijsten/leveldown,Level/leveldown,gastrodia/leveldown,phillipj/leveldown,Level/leveldown,gastrodia/leveldown,juliangruber/a-native-module-without-prebuild,Level/leveldown-mobile,juliangruber/a-native-module,No9/leveldown,phillipj/leveldown,snowyu/node-nosql-leveldb,jhead/leveldown,snowyu/node-nosql-leveldb,mafintosh/leveldown-prebuilt,jmanero/flat-rocks,juliangruber/a-native-module-without-prebuild,No9/leveldown,Level/leveldown-mobile,chjj/rocksdown,No9/leveldown,jmanero/flat-rocks,gastrodia/leveldown,ralphtheninja/leveldown,ralphtheninja/leveldown,Level/rocksdb,No9/leveldown,gastrodia/leveldown,jmanero/flat-rocks,MathieuCassagne/leveldown,timkuijsten/leveldown,MathieuCassagne/leveldown,jmanero/flat-rocks,snowyu/node-nosql-leveldb