UI/API changes

• NEW: Dashboard: show/hide cards (pref button at top of page)
• NEW: Khipu style popups in measurement details overview and results, QuickLook
• NEW: Measurement details results tab: details popup for all DNS resolver results
• NEW: Khipu will pull archived cache information (if available) for ip2asn, ixp, ip2country, asn2country. Number of local archives set in prefs.
• CHANGE: Dashboard: role tags clickable to open quickstart guide
• CHANGE: Khipu: update dns decoding to match msm detail pages
• FIX: Properly decode TXT records in DNS results (Khipu/Msm details)
• FIX: Measurement details: inconsistency in DNS reached target counts (overview vs results)
• FIX: Measurement details: distorted map on first switch to overview tab
• FIX: Mobile map touch events improvements
• FIX: Don't show cloning button if user not logged in
• FIX: False error on probe manage tab after sharing
• TWEAK: Revise dashboard text in quickstart
• TWEAK: Fix z-index issues in domainmon
• TWEAK: Refine QuickLook/QuickKhipu use case layout