Some improvements#1

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jonashaag wants to merge 5 commits intovmprof:masterfrom

jonashaag:interactive

Commits on May 2, 2016

Move static files into subdirectory and cleanup Flask code
Jonas Haag
committed
Improve stack trace formatting
Jonas Haag
committed
Use whole browser window size for plot
Jonas Haag
committed
Interactive zoom and pan
Jonas Haag
committed

Commits on May 4, 2016

Fix CSS
Jonas Haag
committed