fix network selection
fix examples index
duration slider fixes
add chooser to exmaples
optimizations related to network selection
use polygon instead of path for speed boost
tweaked sizes on msm sim to be more useful
modified LICENSE to gpl3, added statnet citation info
setting subpixels to 1 decimal of precision
adding  4px of fuziness to drag/click detection for network deselection
Merge branch 'master' of github.com:michalgm/ndtv-d3
add basic settings menu
updated docs
Merge branch 'master' into gh-pages