[S2GRAPH-7] Abstract common codes for rest project into s2core

• Type: Sub-task
• Status: Done
• Priority: Major
• Resolution: Done
• Labels: project_structure refactoring
• Flags: Important
• Assignee: Daewon Jeong
• Reporter: Do Yung Yoon
• Created: 24/Dec/15 23:37
• Updated: 13/Jan/16 09:08
• Resolved: 13/Jan/16 09:08

Description

s2core don`t have any way to parsing json query and building result json from classes.
also finding suitable experiment and buckets under it is implemented on rest server. these common tasks should be moved into s2core project so multiple server projects can take advantage of it.