Changes

** Adding/removing new external libraries.

** Adding/removing new external libraries.

** Adding/removing a table, removing a column.

** Adding/removing a table, removing a column.

** Adding new features. However, adding a component whose code is isolated from rest of the code like a "box file" or "emailing target selector file" or a "script" file into /scripts may be accepted by project leader.

** Adding new features. However, adding a component whose code is isolated from rest of the code like a "box file" or "emailing target selector file", a "script" file into /scripts, a function or a new REST or SOAP API may be accepted by project leader.

== Maintenance definition ==

== Maintenance definition ==