Merge pull request #11 from Cxquan/0.1

Indexer almost finished!~
Merge pull request #12 from UCAS-GeeK/0.1

0.1
Merge pull request #13 from Cxquan/0.1

update indexer
Merge pull request #14 from Cxquan/0.1

0.1
nothing
Signed-off-by: lyjalxx <1262945090@qq.com>
Merge branch 'master' into 0.1
sd
Merge remote-tracking branch 'upstream/0.1' into 0.1
add the configure

Signed-off-by: lyjalxx <1262945090@qq.com>
delete testDBOperator

Signed-off-by: lyjalxx <1262945090@qq.com>
Merge pull request #15 from lyjalxx/0.1

there should not have space before/after '=' in .properties file
add doQuery