Fix versions of jQuery and Bootstrap

jQuery 1.8 doesn't work with browserify due to a bug in esprima triggered by
internal dependencies not up to date. And Bootstrap ~3.0 doesn't match any
version on npm. Changed matches to allow newer compatible versions.

See also Issue #503 and Issue #501.
Merge pull request #513 from suy/commonjs

Fix versions of jQuery and Bootstrap
removing historical commented code
fixed time picker arrows box-shadow when active
Merge pull request #517 from afanasy/development

fixed time picker arrows box-shadow when active
fix: unsubscribe from 'change' event using correct function
Merge pull request #526 from edigitalresearch/development

fix: unsubscribe from 'change' event using correct function
Use the bootstrap variable for the button active color, instead of hardcoding white
Merge pull request #531 from wpillar/fix-active-colors

Use the bootstrap variable for the button active colors
Merge pull request #514 from plentz/patch-2

removing historical commented code
version bump to 3.1.3