Feat/refactor (#31)

* Bump go version for testing

* Refactored implementation

Read CEF events from a line (#29)

* Support parsing events from lines and constructing CefEvents
* Bump go version

Set default CEF version number and convert to int according to specif…

…ication (#27)

Add go.sum (#26)

* Add go.sum

Update go.mod with correct module references (#24)

* update example code in README

* update the go.mod file with correct references and remove old dep

Update example code in README (#23)

Add support for generating a log message to stdout (#19)

* add support for generating a log message to stdout

* update README

Expand and improve tests (#17)

* add more test cases
* set global base event for tests

Loop over mandatory fields and verify their content (#15)

Simple input checking for event generation (#14)