docs: improve v2.0 note
@@ -23,9 +23,10 @@ Resources
.. note::
- - Version 2.0 will be a new major milestone of :mod:`petl`.
+ - Version 2.0 will be a major milestone for :mod:`petl`.
- This version will introduce some changes that could affect current behaviour.
- - We will try to keep compatibility to maximum, except where it is inconsistent.
+ - We will try to keep compatibility to the maximum possible, except
+ when the current behavior is inconsistent or have shortcomings.
- The biggest change is the end of support of Python `2.7`.
- The minimum supported version will be Python `3.6`.
