Refactoring XQL.
Start develop on XQL remote api connector.
Add more test XQL.
Add Template method for type suggest in XQL::execute.
Test suggested type on XQL::execute.
Remove sql prepare to change case of the directory name.
Use camel case for XQL files.
Add sample XQL files for testing purpose.
Add XQLMigrateParser class and modify composer to add more autoload directory.
Layout class for MigrateParser.
Add XQLError, XQLResult as  a parameter of successCallback and errorCallback from parser::execute.
Implement sql node traversal.
Finish first version of XQLMigrateParser.
Add XQL parser class for Add, Edit, Query.
Implement AddParser.
Add double type in migrate parser.
Implement XQLEditParser.
Implement Query parser.