Bump to development version
Migrate from _constraints to validate
Separate functionality into multiple modules #3262

The functionality of the module included nodes and wish lists which are
non essential components. This patch removes them. Subsequent modules
will introduce them in other modules.

Review: 1083001
Separate views to view folder
Remove unused commands in setup.py
Improvements to view
Remove unused XML and fix issue
Fixed bug in get_root_categories and product render #3377

* Fixed domain expression inside get_root_categories
* Product render method handles optional path arguement

Review ID: 1483002
Merge pull request #24 from prakashpp/feature/task-3377

Fixed bug in get_root_categories and product render #3377
Release version 3.0.2.0
Merge branch 'release/3.0.2.0'