Update wavesurfer.regions.js

Added region option to optionally specify an id
Update README.md

Updated region options: Added id
Merge pull request #285 from binron/master

Added region option to optionally specify an id
adds missing scroll event in drawer; resolves #281
resolves #295; adds version comment to build
bump version; update build
include version in amd build as well
Merge pull request #297 from thijstriemstra/master

include version in amd build as well
resolves #296; source map url
make sure it's playing when trying to pause
Merge pull request #301 from thijstriemstra/master

make sure it's playing when trying to pause
#243 add docs for the pause event
Merge branch 'master' of github.com:katspaugh/wavesurfer.js
resolves #293; add region-update-end event
resolves #293; typo
Merge pull request #1 from katspaugh/master

Update
Update drawer.canvas.js

If waveColor and progressColor are identical you can still see some differences in the waveform when jumping around (positioning the playhead).
Anyway in this case there is no need for progressCc.
Update wavesurfer.timeline.js

Optimize notch interval
add dev dependencies
Merge pull request #305 from thijstriemstra/master

add dev dependencies