Fixes #3811 updating to bootstrap 3

fixes #2809 - send host subject as xpi opt to prevent ssl connect errors

fixes #2570 'New Window' button on HTML5 spice client page does not work

fixes #2420 - extract strings for i18n from JavaScript, various i18n fixes

fixes wrong spice JS referenec

changed include tag to js-require Fixes file not precompiled issue in production.

upgrade foreman to rails 3.2.13

This commit updates from rails 3.0.x to 3.2.x, main changes include:

• Asset pipline support
• cleanup of existing assets (javascript, css, images)

Users who uses foreman in production, make sure that you now compile
your assets, e.g...