GUI-668, GUI-669, GUI-671
warnings for javascript not enabled, ssl not enabled.. stealth code for browser version check.. not enabled, but there
changed browser version warning to use modernizr to check for svg and localstorage features
updates based on code review
updated message per Vika
GUI-668
changed ssl warning from modal to on-page warning
Merge pull request #513 from eucalyptus/GUI-668

Merging this and changes to localStorage warning can be performed if something replaces it.