Added 20 sets to [DGC] Collection

Previews & DDL:

	[DGC] 2013.10 No.1121 Masami Kouehi 河内麻沙美
	[DGC] 2013.10 No.1122 Risa Sawaki 澤木律沙
	[DGC] 2013.10 No.1123 Iori Furukawa 古川いおり
	[DGC] 2013.10 No.1124 Kana Tsuruta 鶴田かな
	[DGC] 2013.11 No.1125 KONAN
	[DGC] 2013.11 No.1126 Sao Yoshimi 吉見早央
	[DGC] 2013.11 No.1127 Asuka Nishimoto 西本明日香
	[DGC] 2013.11 No.1128 Miyu Yanome 矢野目美有
	[DGC] 2013.11 No.1129 Maika
	[DGC] 2013.11 No.1130 Saki Kouzai 香西咲
	[DGC] 2013.12 No.1131 Chika Tono 遠野千夏
	[DGC] 2013.12 No.1132 Naoho Ichihashi 市橋直歩
	[DGC] 2013.12 No.1133 Aimi Hara 原愛実
	[DGC] 2013.12 No.1134 Sana Morita 森田さな
	[DGC] 2013.12 No.1135 Yui Tatsumi 辰巳ゆい
	[DGC] 2013.12 No.1136 Arina Sakita 咲田ありな
	[DGC] 2014.01 No.1137 Yuki Mamiya 間宮夕貴
	[DGC] 2014.01 No.1138 Mami Sakamoto 阪本麻美
	[DGC] 2014.01 No.1139 Miho Matsushita 松下美保
	[DGC] 2014.01 No.1140 Chie Amamiya 雨宮チエ