Update cookbooks and roles

Change-Id: I832c3edd2114c6346c8f6f319b9c522662e0d158
upload nova and quantum conf files

Change-Id: Idf63c7e0c90244b4cefb74ebaae7a01b1e923a60
fixed several bugs in the Tsinghua project

Change-Id: I063f49ec14407c6c87838f0e86434cfb47111a09
Merge "Update cookbooks and roles"
Merge "upload nova and quantum conf files"
Merge "fixed several bugs in the Tsinghua project"