added echoMode property to LineEdit (nodegui#68) 

remove sourcemaps 

bump version for bug-fixes 

Merge pull request nodegui#53 from nodegui/update-docs update docs regarding the starter project

Merge pull request nodegui#33 from nodegui/all-contributors/add-nates… …hmbhat docs: add nateshmbhat as a contributor

Refactor to classes to reduce boilerplate 

Fixes ts and bumps version 

bump dev deps