Merge pull request #1 from tvbeat/tooltip

Tooltip merge
line chart vertical line, tooltip
line lint fixes, updated 2.0.2
update version to 2.0.3
updated point tooltip and plot line
js files
simplifying code
dist built
removed circle around point
button for selecting/deselecting timepoint
lint fix, compiled files
Merge pull request #2 from tvbeat/time-point-selection

Time point selection
updateTooltipPosition is identity function if series.updateTooltipPosition is not defined
compiled js
bugfix bar chart on exit() when value is NaN
when labels in x axis are too long, rotate them \45 degrees, not 90
fn empty block -> identity fn
compiled
clearing selected time point
removed unnecessary setting position