Try to fix appveyor build by setting SQLITE3_LIB_DIR
Try to fix appveyor build by setting SQLITE3_LIB_DIR

jgallagher/rusqlite,gwenn/rusqlite,mikelodder7/rusqlcipher,jgallagher/rusqlite,jgallagher/rusqlite,mikelodder7/rusqlcipher,gwenn/rusqlite,gwenn/rusqlite,xinghun92/rusqlite,xinghun92/rusqlite,mikelodder7/rusqlcipher,xinghun92/rusqlite