Updated config directory to correct location in examples.
* other line changes are whitespace trims (auto by ide)
Updated readme with runnable examples
Add promise then to custom emitter
PG does not like v0.10. Update buster dep. to 0.6.3
add test for skipping validations when value is null and allowNull is true
Merge pull request #634 from tremby/allowNull-skip-validations-test

add test for skipping validations when value is null and allowNull is true
Merge pull request #626 from kevinbeaty/emitpromise

Promises/A Support
promises/a support
Enable the override of the default attributes
Ugly fix: SQLite addQuotes is wrongly done, hence copy the code from postgres & mysql dialect query generator
Merge pull request #574 from Runnable/master

Provide a link to a live sandbox environment where sequelizse examples are available
Merge pull request #635 from sevastos/override-default-attributes

Enable the override of the default attributes
overriding default columns
Merge pull request #636 from mweibel/fix-sqlite-addquotes

SQLite addQuotes is not correct
evil space