reintegrate parts from customizaton
update to latest d3 version + include d3.tip
simple popup overlay for showing row details
implement clip paths for bar overlay
remove d3.tip again and replace with plain jquery
fix cornercase, text update in normal way not just on enter
remove not yet started animations, too
add data descriptor field: 'separator' for specifying the field separator
add FileSaver.js library
change save/load layout from localStorage to external files
fix #19 overlay positioning
fix #25 simple layout if no layout is given
fix #20 add new column next to label
inline LineUpGlobal where possible to avoid global variable
fix #22 fix #24 create single module, remove LineUpGlobal and extract demo code
spit css in demo and rest, too
Merge pull request #26 from Caleydo/master

update demo-side