[cordova] Add 5 cordova mobile spec demo

Impacted tests(approved): new 5, update 0, delete 0
Unit test platform: [Android]
Unit test result summary: pass 5, fail 0, block 0
Update install/unstall/package list command
[demo-express] config 11 samples in xml.
Merge pull request #14 from JianfengXu/xujf/xml/add

[demo-express] config 11 samples in xml.
Merge pull request #16 from haoxli/haoxli/cordova/add-mobilespec-demo

[cordova] Add 5 cordova mobile spec demo
Merge pull request #18 from Honry/Honry/update-inst-command

Update install/uninstall/package list command