Merge pull request #18 from dharFr/fix-track-complete

Fix: 'complete' event not tracked properly
Merge pull request #19 from dharFr/fix-close-linear

Fix 'closeLinear' event tracking
Merge pull request #17 from dharFr/editorconfig

Added .editorconfig file FTW
Stop ignoring `bower.json` in `bower.json`

Ignoring `bower.json` in the `bower.json` file makes it really tricky to install `vast-client` with Bower as a dependency in another project.
Merge pull request #21 from fidothe/master

Stop ignoring `bower.json` in `bower.json`
Emit tracker events to notify listeners adout ad status, no matter if a tracking URL is defined or not.