Updated version and package description.
sqla get_queryset() without self

I tried to use the master branch and get this error with SQLAlchemy:

TypeError: get_queryset() takes no arguments (1 given)
Merge pull request #37 from iurisilvio/patch-1

sqla get_queryset() without self
Add Optional validator to nullable sqla columns

Fix #38
Merge pull request #39 from iurisilvio/patch-1

Add Optional validator to nullable sqla columns
Merge branch 'master' of github.com:SyrusAkbary/Flask-SuperAdmin
SQLAlchemy converter needs a view parameter
Remove adding=True keyword

No `get_form` in the project accepts an `adding` parameter.
Merge pull request #41 from iurisilvio/patch-1

Remove adding=True keyword
Merge pull request #40 from iurisilvio/fix_sqla_converter

SQLAlchemy converter needs a view parameter