Fixes #3811 updating to bootstrap 3

fixes #1871, #1879 - add VPC support to EC2 compute resource

Based on patch from Romain Vrignaud <romain@yakaz.com>

reload multy-select js

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

fixes #2441

new top-bar navigation design and a new login page

flot charts

Use flot charts instead of highcharts.
flot charts license is more friendly.

This version of the code is feature compatible with the old charts,
including:
pie: drill-down and expend.
stacked charts: zoom, hide series in legend.
all types has tooltips....

fixes missing assets files

moved spice console to spice-html5-rails gem

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...